RESEARCH · MAX LEVEL 5
Advanced Protection I
Compare required levels and costs before progressing.
Level costs & requirements
Each row describes the target level. Prerequisite material costs are separate.
| Target level | Wood | Food | Coins | Base time (seconds) | Required buildings | Research prerequisites |
|---|---|---|---|---|---|---|
| 1 | 0 | 0 | 8,255,600 | 206,160 | Scholar Tower I Lv. 18 | Barracks Expansion I · Level 1; Focused Training I · Level 1 |
| 2 | 0 | 0 | 8,255,600 | 206,160 | Scholar Tower I Lv. 18 | |
| 3 | 0 | 0 | 13,209,000 | 268,020 | Scholar Tower I Lv. 19 | |
| 4 | 0 | 0 | 13,209,000 | 268,020 | Scholar Tower I Lv. 19 | |
| 5 | 0 | 0 | 19,813,600 | 348,420 | Scholar Tower I Lv. 20 |