The supplied video description says all towers and heroes are unlocked and upgraded to max in Kingdom Rush 6: Genesis. Its title mentions spells, but the description does not confirm that spells are included.
Free Kingdom Rush 6: Genesis Codes
Current active codes and how to redeem them.
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Player Comments
89 players commented on this guide.
This helped me understand heroes much better.
Can you add more details about heroes in a future update?
The tips are practical and easy to follow.
This saved me time in the early game.