Updated:
⚡ Quick answer: 15 research trees with 332 techs. Trees open with the Institute level (Alpha Research Division) and some need progress in another tree. 5 trees also cost Research Data, 714,690 in total. For 4 techs the client tables have no level data yet.
🕒 As of 📚 Sources: JeffxLabs ZR, ZRouteHQ
From game data, as of Nov 9, 2026, client 1.30.07 (research layout from catalog V202610032200). Costs and times are base values before research speed bonuses and alliance help.
All research trees
| Tree | Unlock | Techs | Levels | Food | Metal | Oil | Research Data | Base time (days) |
|---|---|---|---|---|---|---|---|---|
| Develop | Institute Lv. 1 | 24 | 76 | 10,795,070 | 10,795,830 | 32,562,820 | 0 | 6 |
| Economy | Institute Lv. 1 | 29 | 77 | 24,832,780 | 24,820,810 | 74,694,020 | 0 | 21 |
| Hero | Institute Lv. 5 | 44 | 156 | 6,650,351,910 | 6,650,357,660 | 19,951,578,150 | 0 | 3344 |
| Soldier | Institute Lv. 7 | 20 | 100 | 1,573,892,680 | 1,573,896,320 | 4,722,102,860 | 0 | 1116 |
| Full Development | Institute Lv. 1, Develop 40% complete | 32 | 92 | 426,381,870 | 426,377,500 | 1,279,433,500 | 0 | 449 |
| Prosperous Economy | Institute Lv. 1, Economy 45% complete | 25 | 85 | 511,062,580 | 511,068,600 | 1,533,508,370 | 0 | 508 |
| Squad 1 | Institute Lv. 8 | 20 | 100 | 61,440,650 | 61,453,800 | 184,720,310 | 0 | 38 |
| Squad 2 | Institute Lv. 15, Squad 1 25% complete | 20 | 100 | 911,721,760 | 911,727,100 | 2,735,576,600 | 0 | 1000 |
| Squad 3 | Institute Lv. 20, Squad 2 25% complete | 20 | 100 | 4,651,842,500 | 4,651,841,640 | 13,955,917,550 | 0 | 3512 |
| Squad 4 | Institute Lv. 8, Monthly Card purchased | 20 | 100 | 61,447,810 | 61,425,710 | 184,707,660 | 0 | 38 |
| Alliance Competition | Institute Lv. 15 | 14 | 92 | 0 | 0 | 0 | 33,350 | 166 |
| Convoy | Institute Lv. 15 | 9 | 43 | 0 | 0 | 0 | 81,950 | 226 |
| Super Soldiers | Institute Lv. 17 | 23 | 221 | 8,129,717,200 | 8,129,718,360 | 24,390,060,850 | 255,240 | 1950 |
| Offense Strategy | Institute Lv. 21, Super Soldiers 40% complete | 16 | 151 | 4,999,983,420 | 4,999,979,370 | 15,000,571,810 | 172,300 | 1486 |
| Defense Strategy | Institute Lv. 21, Super Soldiers 40% complete | 16 | 151 | 4,985,717,660 | 4,985,739,500 | 14,957,814,030 | 171,850 | 1482 |
Research Data
| Tree | Research Data to max |
|---|---|
| Alliance Competition | 33,350 |
| Convoy | 81,950 |
| Super Soldiers | 255,240 |
| Offense Strategy | 172,300 |
| Defense Strategy | 171,850 |
All other trees need only Food, Metal and Oil.
Techs per tree
Develop · 24 techs
| Tech | Max level | Bonus at max level | Institute level |
|---|---|---|---|
| Quick Construction I | 5 | Building Speed +5.5%, Construction Food Cost -500 | 1 to 5 |
| Healing Capacity I | 5 | Hospital Capacity +4.75%, Healing Food Cost -400 | 5 to 9 |
| Barracks Expansion I | 5 | Soldier Training Limit +2.25%, Training Food Cost -500 | 5 to 9 |
| Research Enhancement I | 5 | Tech Research Speed +11%, Research Food Cost -500 | 1 to 5 |
| Enhanced Healing I | 5 | Healing Speed +5.5% | 5 to 9 |
| Accelerated Training I | 5 | Training Speed +5.5%, Training Metal Cost -500 | 5 to 9 |
| Master Builder | 5 | Building Resource Cost -5.5% | 6 to 14 |
| Quick Construction II | 5 | Building Speed +5.5%, Construction Metal Cost -500 | 8 to 12 |
| Healing Capacity II | 5 | Hospital Capacity +6%, Healing Metal Cost -500 | 9 to 14 |
| Barracks Expansion II | 5 | Soldier Training Limit +2.75%, Training Food Cost -500 | 9 to 14 |
| Research Enhancement II | 5 | Tech Research Speed +10.5%, Research Metal Cost -500 | 10 to 15 |
| Enhanced Healing II | 5 | Healing Speed +6% | 12 to 16 |
| Accelerated Training II | 5 | Training Speed +5.5%, Training Metal Cost -500 | 12 to 16 |
| Good Craftsmanship I | 1 | Construction Food Cost -100, Research Food Cost -100 | 1 |
| Advanced Officer I | 1 | Training Food Cost -100 | 1 |
| Intensive Healing I | 1 | Healing Food Cost -100 | 1 |
| Basic Barracks Expansion I | 1 | Soldier Training Limit +0.5% | 1 |
| Basic Healing Capacity I | 1 | Hospital Capacity +0.5% | 1 |
| Advanced Officer II | 1 | Training Metal Cost -100, Healing Metal Cost -100 | 1 |
| Good Craftsmanship II | 1 | Construction Metal Cost -500 | 1 |
| Efficient Research I | 1 | Research Metal Cost -100 | 6 |
| Advanced Officer III | 1 | Training Food Cost -100, Healing Food Cost -100 | 6 |
| Advanced Officer IV | 1 | Training Metal Cost -100 | 10 |
| Efficient Research II | 1 | Research Oil Cost -100 | 12 |
Economy · 29 techs
| Tech | Max level | Bonus at max level | Institute level |
|---|---|---|---|
| Food Output I | 5 | Food Output +10.5%, Max Food Production Time +60 | 1 to 9 |
| Metal Output I | 5 | Metal Output +10.5%, Max Metal Production Time +60 | 1 to 9 |
| Oil Output I | 5 | Oil Output +10.5%, Max Oil Production Time +60 | 1 to 9 |
| Food Collection I | 5 | Food Gathering Speed +5.5%, Carry Farmland Load Capacity Increase +1% | 5 to 13 |
| Metal Collection I | 5 | Metal Gathering Speed +5.5%, Metal Transport Capacity +1% | 5 to 13 |
| Oil Collection I | 5 | Oil Gathering Speed +5.5%, Oil Transport Capacity +1% | 5 to 13 |
| Extra Farm | 1 | Farm Building Limit +1 | 9 |
| Food Output II | 5 | Food Output +10.5%, Max Food Production Time +60 | 9 to 17 |
| Metal Output II | 5 | Metal Output +10.5%, Max Metal Production Time +60 | 9 to 17 |
| Oil Output II | 5 | Oil Output +10.5%, Max Oil Production Time +60 | 9 to 17 |
| Food Collection II | 5 | Food Gathering Speed +5.5%, Carry Farmland Load Capacity Increase +1% | 10 to 18 |
| Metal Collection II | 5 | Metal Gathering Speed +5.5%, Metal Transport Capacity +1% | 10 to 18 |
| Oil Collection II | 5 | Oil Gathering Speed +5.5%, Oil Transport Capacity +1% | 10 to 18 |
| Extra Foundry | 1 | Metal Smelting Plant Building Limit +1 | 12 |
| Farm Capacity I | 1 | Max Food Production Time +60 | 1 |
| Foundry Capacity I | 1 | Max Metal Production Time +60 | 1 |
| Oil Extraction Well Capacity I | 1 | Max Oil Production Time +60 | 1 |
| Basic Food Output I | 1 | Food Output +1% | 1 |
| Basic Metal Output I | 1 | Metal Output +1% | 1 |
| Basic Oil Output I | 1 | Oil Output +1% | 1 |
| Farm Load I | 1 | Carry Farmland Load Capacity Increase +1% | 1 |
| Basic Food Collection I | 1 | Food Gathering Speed +0.5% | 1 |
| Metal Load I | 1 | Metal Transport Capacity +1% | 1 |
| Basic Metal Collection I | 1 | Metal Gathering Speed +0.5% | 1 |
| Oil Load I | 1 | Oil Transport Capacity +1% | 1 |
| Basic Oil Collection I | 1 | Oil Gathering Speed +0.5% | 1 |
| Basic Metal Output II | 1 | Metal Output +1% | 1 |
| Basic Food Output II | 1 | Food Output +1% | 1 |
| Basic Oil Output II | 1 | Oil Output +1% | 1 |
Hero · 44 techs
| Tech | Max level | Bonus at max level | Institute level |
|---|---|---|---|
| Warrior DMG I | 5 | Warrior Hero DMG +5.5%, During Zombie Ambush, Warrior Hero DMG +0.5% | 5 to 17 |
| Warrior ATK I | 5 | Warrior Hero ATK +5.5%, During Zombie Ambush, Warrior Hero ATK +0.5% | 6 to 18 |
| Warrior HP I | 5 | Warrior Hero HP +5.5%, During Zombie Ambush, Warrior Hero HP +0.5% | 6 to 18 |
| Warrior DEF I | 5 | Warrior Hero DEF +5.5%, During Zombie Ambush, Warrior Hero DEF +0.5% | 6 to 18 |
| Tactical DMG I | 5 | Tactical Hero DMG +5.5%, During Zombie Ambush, Tactical Hero DMG +0.5% | 5 to 17 |
| Tactical ATK I | 5 | Tactical Hero ATK +5.5%, During Zombie Ambush, Tactical Hero ATK +0.5% | 6 to 18 |
| Tactical DEF I | 5 | Tactical Hero DEF +5.5%, During Zombie Ambush, Tactical Hero DEF +0.5% | 6 to 18 |
| Tactical HP I | 5 | Tactical Hero HP +5.5%, During Zombie Ambush, Tactical Hero HP +0.5% | 6 to 18 |
| Assault DMG I | 5 | Assault Hero DMG +5.5%, During Zombie Ambush, Assault Hero DMG +0.5% | 5 to 17 |
| Assault ATK I | 5 | Assault Hero ATK +5.5%, During Zombie Ambush, Assault Hero ATK +0.5% | 6 to 18 |
| Assault DEF I | 5 | Assault Hero DEF +5.5%, During Zombie Ambush, Assault Hero DEF +0.5% | 6 to 18 |
| Assault HP I | 5 | Assault Hero HP +5.5%, During Zombie Ambush, Assault Hero HP +0.5% | 6 to 18 |
| Warrior DMG II | 5 | Warrior Hero DMG +11%, During Zombie Ambush, Warrior Hero DMG +0.5% | 14 to 26 |
| Warrior ATK II | 5 | Warrior Hero ATK +11%, During Zombie Ambush, Warrior Hero ATK +0.5% | 14 to 26 |
| Warrior DEF II | 5 | Warrior Hero DEF +11%, During Zombie Ambush, Warrior Hero DEF +0.5% | 15 to 27 |
| Warrior HP II | 5 | Warrior Hero HP +11%, During Zombie Ambush, Warrior Hero HP +0.5% | 15 to 27 |
| Tactical DMG II | 5 | Tactical Hero DMG +11%, During Zombie Ambush, Tactical Hero DMG +0.5% | 17 to 29 |
| Tactical ATK II | 5 | Tactical Hero ATK +11%, During Zombie Ambush, Tactical Hero ATK +0.5% | 17 to 29 |
| Tactical DEF II | 5 | Tactical Hero DEF +11%, During Zombie Ambush, Tactical Hero DEF +0.5% | 18 to 30 |
| Tactical HP II | 5 | Tactical Hero HP +11%, During Zombie Ambush, Tactical Hero HP +0.5% | 18 to 30 |
| Assault DMG II | 5 | Assault Hero DMG +11%, During Zombie Ambush, Assault Hero DMG +0.5% | 20 to 30 |
| Assault ATK II | 5 | Assault Hero ATK +11%, During Zombie Ambush, Assault Hero ATK +0.5% | 20 to 30 |
| Assault DEF II | 5 | Assault Hero DEF +11%, During Zombie Ambush, Assault Hero DEF +0.5% | 21 to 30 |
| Assault HP II | 5 | Assault Hero HP +11%, During Zombie Ambush, Assault Hero HP +0.5% | 21 to 30 |
| Damage dealt by all heroes + | 5 | Hero Damage +10.5%, During Zombie Ambush, Hero DMG +0.5% | 23 to 30 |
| ATK of all heroes + | 5 | Hero ATK +10.5%, During Zombie Ambush, Hero ATK +0.5% | 24 to 30 |
| DEF of all heroes + | 5 | Hero DEF +10.5%, During Zombie Ambush, Hero DEF +0.5% | 24 to 30 |
| HP of all heroes + | 5 | Hero HP +10.5%, During Zombie Ambush, Hero HP +0.5% | 24 to 30 |
| Ambush Warrior ATK I | 1 | During Zombie Ambush, Warrior Hero ATK +0.1% | 5 |
| Ambush Tactical ATK I | 1 | During Zombie Ambush, Tactical Hero ATK +0.1% | 5 |
| Ambush Assault ATK I | 1 | During Zombie Ambush, Assault Hero ATK +0.1% | 5 |
| Ambush Warrior ATK II | 1 | During Zombie Ambush, Warrior Hero ATK +0.1% | 14 |
| Ambush Warrior DMG I | 1 | During Zombie Ambush, Warrior Hero DMG +0.1% | 14 |
| Ambush Warrior DEF | 1 | During Zombie Ambush, Warrior Hero HP +0.1%, During Zombie Ambush, Warrior Hero DEF +0.1% | 14 |
| Ambush Tactical ATK II | 1 | During Zombie Ambush, Tactical Hero ATK +0.1% | 17 |
| Ambush Tactical DMG I | 1 | During Zombie Ambush, Tactical Hero DMG +0.1% | 17 |
| Ambush Tactical DEF | 1 | During Zombie Ambush, Tactical Hero HP +0.1%, During Zombie Ambush, Tactical Hero DEF +0.1% | 17 |
| Ambush Assault ATK II | 1 | During Zombie Ambush, Assault Hero ATK +0.1% | 20 |
| Ambush Assault DMG I | 1 | During Zombie Ambush, Assault Hero DMG +0.1% | 20 |
| Ambush Assault DEF | 1 | During Zombie Ambush, Assault Hero HP +0.1%, During Zombie Ambush, Assault Hero DEF +0.1% | 20 |
| Ambush Hero DMG I | 1 | During Zombie Ambush, Hero DMG +0.1% | 20 |
| Ambush Hero ATK I | 1 | During Zombie Ambush, Hero ATK +0.1% | 20 |
| Ambush Hero DEF I | 1 | During Zombie Ambush, Hero DEF +0.1% | 20 |
| Ambush Hero HP I | 1 | During Zombie Ambush, Hero HP +0.1% | 20 |
Soldier · 20 techs
| Tech | Max level | Bonus at max level | Institute level |
|---|---|---|---|
| Soldier ATK Up I | 5 | Soldier ATK +5% | 6 to 10 |
| Soldier DEF Up I | 5 | Soldier DEF +5% | 6 to 10 |
| Soldier HP Up I | 5 | Soldier HP +5% | 6 to 10 |
| Soldier Load Up I | 5 | Soldier Load Increase +5% | 6 to 10 |
| Soldier ATK Up II | 5 | Soldier ATK +5% | 10 to 14 |
| Soldier DEF Up II | 5 | Soldier DEF +5% | 10 to 14 |
| Soldier HP Up II | 5 | Soldier HP +5% | 10 to 14 |
| Soldier Load Up II | 5 | Soldier Load Increase +5% | 10 to 14 |
| Soldier ATK Up III | 5 | Soldier ATK +5% | 14 to 17 |
| Soldier DEF Up III | 5 | Soldier DEF +5% | 14 to 17 |
| Soldier HP Up III | 5 | Soldier HP +5% | 14 to 17 |
| Soldier Load Up III | 5 | Soldier Load Increase +5% | 14 to 17 |
| Soldier ATK Up IV | 5 | Soldier ATK +7.5% | 17 to 20 |
| Soldier DEF Up IV | 5 | Soldier DEF +7.5% | 17 to 20 |
| Soldier HP Up IV | 5 | Soldier HP +7.5% | 17 to 20 |
| Soldier Load Up IV | 5 | Soldier Load Increase +5% | 17 to 20 |
| Soldier ATK Up V | 5 | Soldier ATK +7.5% | 20 to 28 |
| Soldier DEF Up V | 5 | Soldier DEF +7.5% | 20 to 28 |
| Soldier HP Up V | 5 | Soldier HP +7.5% | 21 to 29 |
| Soldier Load Up V | 5 | Soldier Load Increase +5% | 21 to 29 |
Full Development · 32 techs
| Tech | Max level | Bonus at max level | Institute level |
|---|---|---|---|
| Training Camp Addition | 1 | Barracks Building Limit +1 | 13 |
| Quick Construction III | 5 | Building Speed +5.5%, Construction Food Cost -400 | 13 to 21 |
| Healing Capacity III | 5 | Hospital Capacity +4.5%, Healing Food Cost -400 | 13 to 21 |
| Barracks Expansion III | 5 | Soldier Training Limit +2.25%, Training Food Cost -400 | 13 to 21 |
| Research Enhancement III | 5 | Tech Research Speed +9.5%, Research Oil Cost -500 | 14 to 22 |
| Enhanced Healing III | 5 | Healing Speed +5% | 14 to 22 |
| Accelerated Training III | 5 | Training Speed +5.5%, Training Metal Cost -400 | 14 to 22 |
| Reduced Healing Cost | 5 | Healing Cost -22.5% | 14 to 22 |
| Quick Construction IV | 5 | Building Speed +10.5%, Research Oil Cost -500 | 15 to 23 |
| Healing Capacity IV | 5 | Hospital Capacity +11%, Healing Metal Cost -500 | 15 to 23 |
| Barracks Expansion IV | 5 | Soldier Training Limit +2.75%, Training Food Cost -500 | 15 to 23 |
| Research Enhancement IV | 5 | Tech Research Speed +21%, Research Oil Cost -500 | 16 to 24 |
| Enhanced Healing IV | 5 | Healing Speed +5.25% | 16 to 24 |
| Accelerated Training IV | 5 | Training Speed +5.5%, Training Metal Cost -500 | 16 to 24 |
| Drill Ground Expansion | 5 | Drill Ground Capacity +5.25%, Healing Food Cost -500 | 16 to 24 |
| Battlefield Medic | 5 | Your Soldier Death Rate in PVP Battle -5.5% | 17 to 25 |
| Good Craftsmanship III | 1 | Construction Food Cost -100 | 1 |
| Efficient Research III | 1 | Research Oil Cost -100 | 1 |
| Intensive Healing II | 1 | Healing Food Cost -100 | 1 |
| Advanced Officer V | 1 | Training Food Cost -100 | 1 |
| Good Craftsmanship IV | 1 | Construction Metal Cost -100 | 1 |
| Good Craftsmanship V | 1 | Construction Food Cost -100 | 13 |
| Basic Healing Capacity II | 1 | Hospital Capacity +1% | 13 |
| Basic Barracks Expansion II | 1 | Soldier Training Limit +0.5% | 13 |
| Advanced Officer VI | 1 | Training Metal Cost -100 | 13 |
| Basic Research I | 1 | Tech Research Speed +1% | 13 |
| Efficient Research IV | 1 | Research Oil Cost -100 | 13 |
| Advanced Officer VII | 1 | Training Food Cost -100 | 13 |
| Intensive Healing III | 1 | Healing Metal Cost -100 | 13 |
| Reduced Healing Cost I | 1 | Healing Cost -3% | 14 |
| Intensive Healing IV | 1 | Healing Food Cost -100 | 14 |
| Advanced Officer VIII | 1 | Training Metal Cost -100 | 15 |
Prosperous Economy · 25 techs
| Tech | Max level | Bonus at max level | Institute level |
|---|---|---|---|
| Food Output III | 5 | Food Output +10.5%, Max Food Production Time +60 | 12 to 20 |
| Metal Output III | 5 | Metal Output +10.5%, Max Metal Production Time +60 | 12 to 20 |
| Oil Output III | 5 | Oil Output +10.5%, Max Oil Production Time +60 | 12 to 20 |
| Food Collection III | 5 | Food Gathering Speed +5.5%, Carry Farmland Load Capacity Increase +1% | 13 to 21 |
| Metal Collection III | 5 | Metal Gathering Speed +5.5%, Metal Transport Capacity +1% | 13 to 21 |
| Oil Collection III | 5 | Oil Gathering Speed +5.5%, Oil Transport Capacity +1% | 13 to 21 |
| Additional Oil Extraction Plant | 1 | Oil Extraction Well Building Limit +1 | 15 |
| Food Output IV | 5 | Food Output +20.5%, Max Food Production Time +60 | 15 to 23 |
| Metal Output IV | 5 | Metal Output +20.5%, Max Metal Production Time +60 | 15 to 23 |
| Oil Output IV | 5 | Oil Output +20.5%, Max Oil Production Time +60 | 15 to 23 |
| Food Collection IV | 5 | Food Gathering Speed +6%, Carry Farmland Load Capacity Increase +1% | 16 to 24 |
| Metal Collection IV | 5 | Metal Gathering Speed +6%, Metal Transport Capacity +1% | 16 to 24 |
| Oil Collection IV | 5 | Oil Gathering Speed +6%, Oil Transport Capacity +1% | 17 to 25 |
| Food Protection | 5 | Food Protection +26% | 18 to 26 |
| Metal Protection | 5 | Metal Protection +26% | 18 to 26 |
| Oil Protection | 5 | Oil Protection +26% | 18 to 26 |
| Farm Capacity II | 1 | Max Food Production Time +60 | 1 |
| Foundry Capacity II | 1 | Max Metal Production Time +60 | 1 |
| Oil Extraction Well Capacity II | 1 | Max Oil Production Time +60 | 1 |
| Basic General Resources I | 1 | Food Output +0.5%, Metal Output +0.5% | 1 |
| Basic General Resources II | 1 | Oil Output +0.5%, Food Output +0.5% | 1 |
| Basic General Resources III | 1 | Metal Output +0.5%, Oil Output +0.5% | 1 |
| General Carrying Capacity I | 1 | Carry Farmland Load Capacity Increase +0.5%, Metal Transport Capacity +0.5% | 1 |
| General Carrying Capacity II | 1 | Metal Transport Capacity +0.5%, Oil Transport Capacity +0.5% | 1 |
| General Carrying Capacity III | 1 | Oil Transport Capacity +0.5%, Carry Farmland Load Capacity Increase +0.5% | 1 |
Squad 1 · 20 techs
| Tech | Max level | Bonus at max level | Institute level |
|---|---|---|---|
| Zombie Slayer I | 5 | Squad 1's DMG to Monsters +5% | 8 to 12 |
| Zombie Defense I | 5 | Squad 1 Hero's DMG from Monsters -5% | 8 to 12 |
| Squad Hero ATK I | 5 | Squad 1 Hero ATK +5% | 9 to 13 |
| Squad Hero DEF I | 5 | Squad 1 Hero DEF +5% | 9 to 13 |
| Squad Hero HP I | 5 | Squad 1 Hero HP +5% | 9 to 13 |
| Squad Gathering Speed I | 5 | Squad 1 Gathering Speed +20% | 10 to 14 |
| Vehicle Load I | 5 | Soldier Load Increase +15% | 10 to 14 |
| March Against Zombies I | 5 | Squad 1's March Speed (to Monsters) +10% | 11 to 15 |
| March Against Enemies I | 5 | Squad 1's March Speed (to Commanders) +10% | 11 to 15 |
| March to Resources I | 5 | Squad 1's March Speed (to Resource Sites) +50% | 11 to 15 |
| Vehicle Power I | 5 | Squad 1's Overall March Speed +5% | 11 to 15 |
| Enemy Nest Raid I | 5 | When Squad 1 attacks the city, Hero ATK +5% | 12 to 16 |
| Fierce Counterattack I | 5 | When Squad 1 defends the city, Hero ATK +5% | 12 to 16 |
| Steady Advance I | 5 | When Squad 1 attacks the city, Hero DEF +5% | 12 to 16 |
| Base Defense I | 5 | When Squad 1 defends the city, Hero DEF +5% | 12 to 16 |
| Battle Ready I | 5 | When Squad 1 attacks the city, Hero HP +5% | 12 to 16 |
| Supply Advantage I | 5 | When Squad 1 defends the city, Hero HP +5% | 12 to 16 |
| Physical DMG I | 5 | Squad 1 Hero's Physical DMG +5% | 13 to 17 |
| Radiation DMG I | 5 | Squad 1 Hero's Radiation DMG +5% | 13 to 17 |
| Killing Instinct I | 5 | Enemy Soldier Death Rate for Squad 1 in World PVP Battle +5% | 14 to 18 |
Squad 2 · 20 techs
| Tech | Max level | Bonus at max level | Institute level |
|---|---|---|---|
| Zombie Slayer II | 5 | Squad 2's DMG to Monsters +5% | 8 to 12 |
| Zombie Defense II | 5 | Squad 2 Hero's DMG from Monsters -5% | 8 to 12 |
| Squad Hero ATK II | 5 | Squad 2 Hero ATK +5% | 9 to 13 |
| Squad Hero DEF II | 5 | Squad 2 Hero DEF +5% | 9 to 13 |
| Squad Hero HP II | 5 | Squad 2 Hero HP +5% | 9 to 13 |
| Squad Gathering Speed II | 5 | Squad 2 Gathering Speed +20% | 10 to 14 |
| Vehicle Load II | 5 | Squad 2's Transport Truck Load +15% | 10 to 14 |
| March Against Zombies II | 5 | Squad 2's March Speed (to Monsters) +10% | 11 to 15 |
| March Against Enemies II | 5 | Squad 2's March Speed (to Commanders) +10% | 11 to 15 |
| March to Resources II | 5 | Squad 2's March Speed (to Resource Sites) +50% | 11 to 15 |
| Vehicle Power II | 5 | Squad 2's Overall March Speed +5% | 11 to 15 |
| Enemy Nest Raid II | 5 | When Squad 2 attacks the city, Hero ATK +5% | 12 to 16 |
| Fierce Counterattack II | 5 | When Squad 2 defends the city, Hero ATK +5% | 12 to 16 |
| Steady Advance II | 5 | When Squad 2 attacks the city, Hero DEF +5% | 12 to 16 |
| Base Defense II | 5 | When Squad 2 defends the city, Hero DEF +5% | 12 to 16 |
| Battle Ready II | 5 | When Squad 2 attacks the city, Hero HP +5% | 12 to 16 |
| Supply Advantage II | 5 | When Squad 2 defends the city, Hero HP +5% | 12 to 16 |
| Physical DMG II | 5 | Squad 2 Hero's Physical DMG +5% | 13 to 17 |
| Radiation DMG II | 5 | Squad 2 Hero's Radiation DMG +5% | 13 to 17 |
| Killing Instinct II | 5 | Enemy Soldier Death Rate for Squad 2 in World PVP Battle +5% | 14 to 18 |
Squad 3 · 20 techs
| Tech | Max level | Bonus at max level | Institute level |
|---|---|---|---|
| Zombie Slayer III | 5 | Squad 3's DMG to Monsters +5% | 8 to 12 |
| Zombie Defense III | 5 | Squad 3 Hero's DMG from Monsters -5% | 8 to 12 |
| Squad Hero ATK III | 5 | Squad 3 Hero ATK +5% | 9 to 13 |
| Squad Hero DEF III | 5 | Squad 3 Hero DEF +5% | 9 to 13 |
| Squad Hero HP III | 5 | Squad 3 Hero HP +5% | 9 to 13 |
| Squad Gathering Speed III | 5 | Squad 3 Gathering Speed +20% | 10 to 14 |
| Vehicle Load III | 5 | Squad 3's Transport Truck Load +15% | 10 to 14 |
| March Against Zombies III | 5 | Squad 3's March Speed (to Monsters) +10% | 11 to 15 |
| March Against Enemies III | 5 | Squad 3's March Speed (to Commanders) +10% | 11 to 15 |
| March to Resources III | 5 | Squad 3's March Speed (to Resource Sites) +50% | 11 to 15 |
| Vehicle Power III | 5 | Squad 3's Overall March Speed +5% | 11 to 15 |
| Enemy Nest Raid III | 5 | When Squad 3 attacks the city, Hero ATK +5% | 12 to 16 |
| Fierce Counterattack III | 5 | When Squad 3 defends the city, Hero ATK +5% | 12 to 16 |
| Steady Advance III | 5 | When Squad 3 attacks the city, Hero DEF +5% | 12 to 16 |
| Base Defense III | 5 | When Squad 3 defends the city, Hero DEF +5% | 12 to 16 |
| Battle Ready III | 5 | When Squad 3 attacks the city, Hero HP +5% | 12 to 16 |
| Supply Advantage III | 5 | When Squad 3 defends the city, Hero HP +5% | 12 to 16 |
| Physical DMG III | 5 | Squad 3 Hero's Physical DMG +5% | 13 to 17 |
| Radiation DMG III | 5 | Squad 3 Hero's Radiation DMG +5% | 13 to 17 |
| Killing Instinct III | 5 | Enemy Soldier Death Rate for Squad 3 in World PVP Battle +5% | 14 to 18 |
Squad 4 · 20 techs
| Tech | Max level | Bonus at max level | Institute level |
|---|---|---|---|
| Zombie Slayer IV | 5 | Squad 4's DMG to Monsters +5% | 8 to 12 |
| Zombie Defense IV | 5 | Squad 4 Hero's DMG from Monsters -5% | 8 to 12 |
| Squad Hero ATK IV | 5 | Squad 4 Hero ATK +5% | 9 to 13 |
| Squad Hero DEF IV | 5 | Squad 4 Hero DEF +5% | 9 to 13 |
| Squad Hero HP IV | 5 | Squad 4 Hero HP +5% | 9 to 13 |
| Squad Gathering Speed IV | 5 | Squad 4 Gathering Speed +20% | 10 to 14 |
| Vehicle Load IV | 5 | Squad 4's Transport Truck Load +15% | 10 to 14 |
| March Against Zombies IV | 5 | Squad 4's March Speed (to Monsters) +10% | 11 to 15 |
| March Against Enemies IV | 5 | Squad 4's March Speed (to Commanders) +10% | 11 to 15 |
| March to Resources IV | 5 | Squad 4's March Speed (to Resource Sites) +50% | 11 to 15 |
| Vehicle Power IV | 5 | Squad 4's Overall March Speed +5% | 11 to 15 |
| Enemy Nest Raid IV | 5 | When Squad 4 attacks the city, Hero ATK +5% | 12 to 16 |
| Fierce Counterattack IV | 5 | When Squad 4 defends the city, Hero ATK +5% | 12 to 16 |
| Steady Advance IV | 5 | When Squad 4 attacks the city, Hero DEF +5% | 12 to 16 |
| Base Defense IV | 5 | When Squad 4 defends the city, Hero DEF +5% | 12 to 16 |
| Battle Ready IV | 5 | When Squad 4 attacks the city, Hero HP +5% | 12 to 16 |
| Supply Advantage IV | 5 | When Squad 4 defends the city, Hero HP +5% | 12 to 16 |
| Physical DMG IV | 5 | Squad 4 Hero's Physical DMG +5% | 13 to 17 |
| Radiation DMG IV | 5 | Squad 4 Hero's Radiation DMG +5% | 13 to 17 |
| Killing Instinct IV | 5 | Enemy Soldier Death Rate for Squad 4 in World PVP Battle +5% | 14 to 18 |
Alliance Competition · 14 techs
| Tech | Max level | Bonus at max level | Institute level |
|---|---|---|---|
| Radar Points Buff | 10 | Alliance Competition: More Radar Quest Points +50% | 10 to 19 |
| Speedup Points Buff | 10 | Alliance Competition: More Speedup Points +50% | 10 to 19 |
| Recruit Points Buff | 10 | Alliance Competition: More Hero Recruitment Points +50% | 10 to 19 |
| Medium Reward | 1 | no stat bonus listed | 15 |
| Points Buff | 20 | Alliance Competition: More Points for All Actions (except Diamond Purchases) +100% | 15 to 19 |
| Building Points Buff | 10 | Alliance Competition: More Building Power Points +50% | 15 to 24 |
| Research Points Buff | 10 | Alliance Competition: More Tech Power Points +50% | 15 to 24 |
| Training Points Buff | 10 | Alliance Competition: More Soldier Training Points +50% | 15 to 24 |
| Kill Points Buff | 10 | Alliance Competition: More Kill Points +50% | 15 to 24 |
| Ultimate Reward | 1 | no stat bonus listed | 20 |
| Convoy Points Buff | 10 | Level data not in the client tables yet, not verified | |
| Special Ops Points Buff | 10 | Level data not in the client tables yet, not verified | |
| Recruit Points Buff II | 10 | Level data not in the client tables yet, not verified | |
| Points Buff II | 10 | Level data not in the client tables yet, not verified | |
Convoy · 9 techs
| Tech | Max level | Bonus at max level | Institute level |
|---|---|---|---|
| Basic Capacity | 5 | Personal Transport Truck Basic Cargo Capacity +25% | 15 |
| Pillage Knowledge | 10 | When pillaging other Transport Trucks, Hero HP/ATK/DEF +15% | 16 to 17 |
| Transport Truck Armament | 10 | When defending your Transport Truck, Hero HP/ATK/DEF +15% | 16 to 17 |
| Transport Truck Power | 5 | Convoy Movement Speed +25% | 16 |
| More Pillage | 5 | Chance to get an extra cargo from a successful pillage +50% | 17 |
| Emergency Procedure | 5 | Chance to retrieve a cargo from a failed defense +50% | 17 |
| Additional Transport Truck | 1 | Daily Shipment +1 | 17 |
| Anti-Pillage | 1 | Number of Failed Pillages (Same Player) +3 | 17 |
| Elite Hauler | 1 | When refreshing cargo, there's a chance for an Elite Hauler to appear, which can be pillaged once upon a failed defense +1 | 17 |
Super Soldiers · 23 techs
| Tech | Max level | Bonus at max level | Institute level |
|---|---|---|---|
| Enhanced HP I | 10 | Soldier HP +300 | 15 to 19 |
| Enhanced ATK I | 10 | Soldier ATK +2.39 | 15 to 19 |
| Enhanced DEF I | 10 | Soldier DEF +0.48 | 15 to 19 |
| Combat Defense | 10 | DMG to Heroes -15% | 17 to 22 |
| Defense Training VII | 10 | Soldier DEF +15% | 18 to 22 |
| Weapon Training VII | 10 | Soldier ATK +15% | 18 to 22 |
| Advanced Armor VII | 10 | Soldier HP +15% | 18 to 22 |
| Accelerated Training I | 10 | Training Speed +10% | 19 to 24 |
| Barracks Expansion I | 10 | Soldier Training Limit +10% | 19 to 24 |
| Enhanced HP II | 10 | Soldier HP +300 | 20 to 25 |
| Enhanced ATK II | 10 | Soldier ATK +2.39 | 20 to 25 |
| Enhanced DEF II | 10 | Soldier DEF +0.48 | 20 to 25 |
| Morale | 10 | Soldier Morale +25% | 22 to 27 |
| Defense Training VIII | 10 | Soldier DEF +15% | 23 to 28 |
| Weapon Training VIII | 10 | Soldier ATK +15% | 23 to 28 |
| Advanced Armor VIII | 10 | Soldier HP +15% | 23 to 28 |
| Enhanced Healing I | 10 | Healing Speed +10% | 24 to 29 |
| Healing Capacity I | 10 | Hospital Capacity +10% | 24 to 29 |
| Advanced Defense | 10 | DMG to Heroes -15% | 24 to 29 |
| Enhanced HP III | 10 | Soldier HP +400 | 25 to 30 |
| Enhanced ATK III | 10 | Soldier ATK +3.18 | 25 to 30 |
| Enhanced DEF III | 10 | Soldier DEF +0.64 | 25 to 30 |
| Super Soldiers | 1 | no stat bonus listed | 30 |
Offense Strategy · 16 techs
| Tech | Max level | Bonus at max level | Institute level |
|---|---|---|---|
| Power Upgrade I | 10 | Soldier Load Increase +10% | 21 to 23 |
| Do or Die I | 10 | When attacking in PvP battles, Hero HP +5% | 21 to 23 |
| Swift Raid I | 10 | When attacking in PvP battles, Hero ATK +5% | 21 to 23 |
| Alert Formation I | 10 | When attacking in PvP battles, Hero DEF +5% | 21 to 23 |
| Drill Ground Addition | 1 | Drill Ground Building Limit +1 | 23 |
| Barracks Expansion I | 10 | Soldier Training Limit +10% | 23 to 25 |
| Accelerated Training I | 10 | Training Speed +10% | 23 to 25 |
| Do or Die II | 10 | When attacking in PvP battles, Hero HP +10% | 23 to 25 |
| Swift Raid II | 10 | When attacking in PvP battles, Hero ATK +10% | 23 to 25 |
| Alert Formation II | 10 | When attacking in PvP battles, Hero DEF +10% | 23 to 25 |
| Drill Ground Expansion | 10 | Drill Ground Capacity +10% | 24 to 26 |
| Rapid March I | 10 | Overall March Speed +5% | 24 to 26 |
| Do or Die III | 10 | When attacking in PvP battles, Hero HP +15% | 25 to 27 |
| Swift Raid III | 10 | When attacking in PvP battles, Hero ATK +15% | 25 to 27 |
| Alert Formation III | 10 | When attacking in PvP battles, Hero DEF +15% | 25 to 27 |
| Lethal Strike I | 10 | Enemy Soldier Death Rate in PVP Battle +5% | 25 to 27 |
Defense Strategy · 16 techs
| Tech | Max level | Bonus at max level | Institute level |
|---|---|---|---|
| Hospital Expansion | 1 | Hospital Building Limit +1 | 20 |
| Hold the Line I | 10 | When defending in PvP battles, Hero HP +5% | 21 to 23 |
| Defensive Counterattack I | 10 | When defending in PvP battles, Hero ATK +5% | 21 to 23 |
| Steady Defense I | 10 | When defending in PvP battles, Hero DEF +5% | 21 to 23 |
| Emergency Care | 10 | When Base is breached, Soldier Death Rate at Drill Ground -10% | 21 to 23 |
| Healing Capacity I | 10 | Hospital Capacity +10% | 23 to 25 |
| Reduced Healing Cost | 10 | Healing Cost -10% | 23 to 25 |
| Hold the Line II | 10 | When defending in PvP battles, Hero HP +10% | 23 to 25 |
| Defensive Counterattack II | 10 | When defending in PvP battles, Hero ATK +10% | 23 to 25 |
| Steady Defense II | 10 | When defending in PvP battles, Hero DEF +10% | 23 to 25 |
| Resource Protection | 10 | Increased Max Protection Capacity (Food, Metal, Oil) +25% | 24 to 26 |
| Rapid March I | 10 | Overall March Speed +5% | 24 to 26 |
| Hold the Line III | 10 | When defending in PvP battles, Hero HP +15% | 25 to 27 |
| Defensive Counterattack III | 10 | When defending in PvP battles, Hero ATK +15% | 25 to 27 |
| Steady Defense III | 10 | When defending in PvP battles, Hero DEF +15% | 25 to 27 |
| Battlefield Medic | 10 | Your Soldier Death Rate in PVP Battle -5% | 25 to 27 |
Building and base guide · Beginner guide · Squad Builder
Frequently asked questions
How do I unlock T10 soldiers?
T10 needs Soldier Training Camp level 30 and the Super Soldiers tech at the end of the Super Soldiers tree. That tech needs Institute level 30 and Enhanced HP III at level 10.
How do I unlock Squad 2, 3 and 4 research?
Squad 2 needs Institute level 15 and Squad 1 25% complete. Squad 3 needs Institute level 20 and Squad 2 25% complete. Squad 4 needs Institute level 8 and a purchased Monthly Card.
What is Research Data used for?
For 5 trees: Alliance Competition (33,350), Convoy (81,950), Super Soldiers (255,240), Offense Strategy (172,300), Defense Strategy (171,850).