What is Stamina?
Stamina is a kind of energy which will be required and consumed to attack Evil Toys, Mad Scientist and rally attack Fanatic General.
How to obtain Stamina?
1. Stamina will be restored by 1 once in a while. Get buffs (VIP or technology) to increase the speed of restoring Stamina.
2. Participate in the event to get Stamina reward.
3. Stamina can be purchased in items store.