Chests with random reward contain mercenaries or medals.
- Iron Chest contains one of the mercenaries or medal. It's available every hour for free.
- Chest with Medals contains five random medals for upgrade mercenaries.
- Bronze Chest conteins either a mercenary, part of mercenary, or a medal.
- Silver Chest contains either an uncommon mercenary, or part of a rare mercenary.
- Gold Chest contains either a rare or epic mercenary, of their parts.
Chests can be given as a reward:
- for everyday playing;
- for inviting friends;
- for completing certain missions;
- for winning a battle on global map;
- for winning the tournament;
- also сhests are sold in the Shop.