Last Z Research Guide 2026 - Tech Tree & Priorities
Last-Z Research Categories
All 21 trees together cost 21,861,224 badges, 91,671,062,860 power and 67,092,956,860 centrifuges to max out completely.
⚖️ Compare Trees Remaining: 
91.7B 
67.1B 
21.9M
⏱ 58465d 12:13
91.7B 67.1B 21.9M
⏱ 58465d 12:13 🔒 Laboratory Lv. 1 
0 / 13.1M 0% 0 / 7.8M 0% 🔒 Laboratory Lv. 5 
0 / 160M 0% 0 / 120M 0% 🔒 Laboratory Lv. 8 
0 / 260M 0% 0 / 192M 0% 🔒 Laboratory Lv. 8 
0 / 260M 0% 0 / 192M 0% 0 / 40K 0% 🔒 Laboratory Lv. 10 New Home at 50% 
0 / 1.8B 0% 0 / 864M 0% 0 / 360.4K 0% 🔒 Laboratory Lv. 10 New Home at 50% 
0 / 1.9B 0% 0 / 1.4B 0% 0 / 500.2K 0% 🔒 Laboratory Lv. 14 Shelter Building at 100% 
0 / 1.4B 0% 0 / 432M 0% 🔒 Laboratory Lv. 16 Elite Troops at 100% 
0 / 840M 0% 0 / 576M 0% 0 / 80.1K 0% 🔒 Laboratory Lv. 18 Military Strategies at 15% 
0 / 960M 0% 0 / 720M 0% 0 / 270.2K 0% 🔒 Laboratory Lv. 18 Military Strategies at 45% 
0 / 960M 0% 0 / 720M 0% 0 / 270.2K 0% 🔒 Laboratory Lv. 22 HQ Management at 100% 
0 / 2.4B 0% 0 / 720M 0% 🔒 Laboratory Lv. 22 Siege to Seize at 100% 
0 / 2.4B 0% 0 / 1.8B 0% 0 / 600.2K 0% 🔒 Laboratory Lv. 25 Peace Shield at 100% 0 / 2.4B 0% 0 / 1.8B 0% 0 / 750.3K 0% 🔒 Laboratory Lv. 25 Field at 100% 
0 / 3.6B 0% 0 / 2.9B 0% 0 / 1.4M 0% 🔒 Laboratory Lv. 25 Field at 100% 
0 / 3.6B 0% 0 / 2.9B 0% 0 / 1.4M 0% 🔒 Laboratory Lv. 25 Field at 100% 
0 / 3.6B 0% 0 / 2.9B 0% 0 / 1.4M 0% 🔒 Laboratory Lv. 30 
0 / 3B 0% 0 / 2.4B 0% 0 / 1.5M 0% 🔒 Laboratory Lv. 30 From Season 1, Day 49 
0 / 2.7B 0% 0 / 1.1B 0% 0 / 1.1M 0% 🔒 Laboratory Lv. 31 Army Building at 100% 
0 / 20B 0% 0 / 12B 0% 0 / 6M 0% 🔒 Laboratory Lv. 33 Rapid Growth at 50% From Season 2, Day 50 
0 / 19.1B 0% 0 / 17.2B 0% 🔒 Laboratory Lv. 35 Tactical Master at 80% 
0 / 20.3B 0% 0 / 16.2B 0% 0 / 6.1M 0%
0 / 13.1M 0%0 / 7.8M 0%0 / 5d 0%
0 / 160M 0%0 / 120M 0%0 / 114d 0%
0 / 260M 0%0 / 192M 0%0 / 172d 0%
0 / 260M 0%0 / 192M 0%0 / 40K 0%0 / 213d 0%
0 / 1.8B 0%0 / 864M 0%0 / 360.4K 0%0 / 628d 0%
0 / 1.9B 0%0 / 1.4B 0%0 / 500.2K 0%0 / 1,211d 0%
0 / 1.4B 0%0 / 432M 0%0 / 266d 0%
0 / 840M 0%0 / 576M 0%0 / 80.1K 0%0 / 399d 0%
0 / 960M 0%0 / 720M 0%0 / 270.2K 0%0 / 697d 0%
0 / 960M 0%0 / 720M 0%0 / 270.2K 0%0 / 697d 0%
0 / 2.4B 0%0 / 720M 0%0 / 1,009d 0%
0 / 2.4B 0%0 / 1.8B 0%0 / 600.2K 0%0 / 1,009d 0%
0 / 2.4B 0%0 / 1.8B 0%0 / 750.3K 0%0 / 1,413d 0%
0 / 3.6B 0%0 / 2.9B 0%0 / 1.4M 0%0 / 949d 0%
0 / 3.6B 0%0 / 2.9B 0%0 / 1.4M 0%0 / 949d 0%
0 / 3.6B 0%0 / 2.9B 0%0 / 1.4M 0%0 / 949d 0%
0 / 3B 0%0 / 2.4B 0%0 / 1.5M 0%0 / 2,260d 0%
0 / 2.7B 0%0 / 1.1B 0%0 / 1.1M 0%0 / 1,355d 0%
0 / 20B 0%0 / 12B 0%0 / 6M 0%0 / 13,561d 0%
0 / 19.1B 0%0 / 17.2B 0%0 / 11,032d 0%
0 / 20.3B 0%0 / 16.2B 0%0 / 6.1M 0%0 / 19,577d 0%
