Players can obtain Progress Treasure Chest after completing a certain progress of the Campaign in the Campaign map.
Players can obtain Progress Treasure Chest at the 40% and 100% Campaign progresses. The chest will open itself at the end of the battle.
Click any card to open.
Click Claim to obtain the reward of Progress Treasure Chest.
Besides, there will be Perfect Progress Treasure Chest in the game. Players can open it after reaching a certain requirement of stars.