Chest

Big Chest
Big Chests are opened with a and can contain a  or a random Artifact.

Skull Chest
are rewarded to the player for completing small challenges, like surpassing a tricky obstacle or defeating a wave of enemies. Opening a skull chest will grant a.

Small Chest
are filled with some Gems and a bunch of Coins. They are rewarded to the player for solving rather simple Puzzles, making progress in a quest line or finding secret rooms!