📖 Troop Defense with Hero During Defense I
Hero
Levels in total: 10
Upgrading from 0 to 2
Upgrade cost level: 7 ×4
Gold: 4 820 000 000
Chaos Elements: 486 000 000
Level by level
1: 620 000 000 gold · 46 000 000 Chaos
2: 4 200 000 000 gold · 440 000 000 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
1% · 3.5% · 3.75% · 5% · 6% · 7.25% · 9% · 11% · 13% · 15.5%
Total at max: 75%
Data: Viking Charts by Stars Night.