Tribe Attack I

Base reference costs and prerequisites. Supported through level 5; each row shows an explicit upgrade transition.

Upgrade costs

Tribe Attack I base upgrade costs
From → To	Coins	Base work
0 → 1	51,779,400	7d 16h
1 → 2	51,779,400	7d 16h
2 → 3	62,135,300	9d 23h 12m
3 → 4	62,135,300	9d 23h 12m
4 → 5	68,348,800	11d 23h 2m

Requirements by target level

Level 1

Tribe HP I level 1
(Scholar Tower I level 22 OR Scholar Tower II level 22)

Level 2

Tribe HP I level 2
(Scholar Tower I level 22 OR Scholar Tower II level 22)

Level 3

Tribe HP I level 3
(Scholar Tower I level 23 OR Scholar Tower II level 23)

Level 4

Tribe HP I level 4
(Scholar Tower I level 23 OR Scholar Tower II level 23)

Level 5

Tribe HP I level 5
(Scholar Tower I level 24 OR Scholar Tower II level 24)

Reference research rows describe the level being reached. Prerequisites are expanded by the planner, including shared requirements once and all required building gates.

Reference snapshot: 24 October 2026. Community table agreement does not mean every value was independently verified in-game. View sources and uncertainty.