📖 Troop Defense with Hero During Defense I
Hero
Levels in total: 10
Upgrading from 0 to 2
Upgrade cost level: 6 ×3.7
Gold: 4 458 500 000
Chaos Elements: 449 550 000
Level by level
1: 573 500 000 gold · 42 550 000 Chaos
2: 3 885 000 000 gold · 407 000 000 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.