Troop Offense with Hero During an Attack I

Hero Levels in total: 10 Upgrading from 2 to 7 Upgrade cost level: 4 ×2.9 Gold: 58 580 000 000 Chaos Elements: 6 322 000 000 Level by level 3: 5 655 000 000 gold · 609 000 000 Chaos 4: 8 410 000 000 gold · 899 000 000 Chaos 5: 11 310 000 000 gold · 1 218 000 000 Chaos 6: 14 645 000 000 gold · 1 580 500 000 Chaos 7: 18 560 000 000 gold · 2 015 500 000 Chaos The price depends on the order in which you study a branch: the first costs the base price, the seventh is four times as much. Bonus by level 2% · 7% · 7.5% · 10% · 12% · 14.5% · 18% · 22% · 27% · 30% Total at max: 150% Data: Viking Charts by Stars Night.