Energy is the main resource in the game, necessary for exploring locations and completing quests.

Energy   is used to remove objects on locations. It takes 1.5 minutes to restore 1 unit of energy. A total of up to 100 energy units can be automatically restored. Above this limit, energy can be bought with money or found in gift boxes on locations. In addition, energy can be obtained as a reward for completing quests, merging, participating in temporary events, and completing a collection of cards.