How do I use Stamina? Eirhorn Updated October 19, 2017 18:54 Follow Stamina is used to complete Battles in the Normal and Elite Campaigns. Related articles How do I gain Stamina? How do I gain Gold? How do I gain Diamonds? What is VIP and and how do I earn VIP Tickets? I can’t win! What do I do? Comments 0 comments Article is closed for comments.