Haven Island / Decorations / Alien Visitor
Stats
| Level | Copies to upgrade | Total Lv.1 copies | Prosperity | Troops ATK |
|---|---|---|---|---|
| Lv.1 | 8,000 | 1.50% | ||
| Lv.2 | 3 | 16,000 | 3% | |
| Lv.3 | 6 | 24,000 | 4.50% | |
| Lv.4 | 10 | 32,000 | 6% | |
| Lv.5 | 15 | 40,000 | 7.50% | |
| Lv.6 | 21 | 48,000 | 9% | |
| Lv.7 | 28 | 56,000 | 10.50% | |
| Lv.8 | 36 | 64,000 | 12% | |
| Lv.9 | 46 | 72,000 | 13.50% | |
| Lv.10 | 58 | 80,000 | 15% |