Skip to content
| Level | Warden Office Lv. Required | Food | Wood | Steel | Gasoline | Upgrade Time |
|---|
| 1 > 2 | 8 | | 200 | | | 10s |
| 2 > 3 | 8 | | 1k | | | 1m |
| 3 > 4 | 8 | | 2k | 400 | | 2m |
| 4 > 5 | 8 | | 8k | 1600 | | 6m 40s |
| 5 > 6 | 8 | | 20k | 4k | 1k | 13m 20s |
| 6 > 7 | 8 | | 70k | 14k | 3500 | 25m |
| 7 > 8 | 8 | | 120k | 24k | 6k | 45m |
| 8 > 9 | 9 | | 150k | 30k | 7500 | 2h |
| 9 > 10 | 10 | | 450k | 90k | 22.5k | 3h 57m 30s |
| 10 > 11 | 11 | 500k | 500k | 100k | 25k | 4h 57m |
| 11 > 12 | 12 | 700k | 700k | 140k | 35k | 5h 56m |
| 12 > 13 | 13 | 1m | 1m | 200k | 50k | 7h 15m 30s |
| 13 > 14 | 14 | 1.2m | 1.2m | 240k | 60k | 9h 14m |
| 14 > 15 | 15 | 1.9m | 1.9m | 380k | 95k | 11h 52m 30s |
| 15 > 16 | 16 | 2.5m | 2.5m | 500k | 125k | 20h 7m |
| 16 > 17 | 17 | 3.5m | 3.5m | 700k | 175k | 1d 8m |
| 17 > 18 | 18 | 5m | 5m | 1m | 250k | 1d 42m 8s |
| 18 > 19 | 19 | 6m | 6m | 1.2m | 300k | 1d 19h 27m |
| 19 > 20 | 20 | | | | | |
| 20 > 21 | 21 | | | | | |
| 21 > 22 | 22 | | | | | |
| 22 > 23 | 23 | | | | | |
| 23 > 24 | 24 | | | | | |
| 24 > 25 | 25 | | | | | |
| 25 > 26 | 26 | | | | | |
| 26 > 27 | 27 | | | | | |
| 27 > 28 | | | | | | |