This small system is designed to help players who enjoy player-versus-player (PvP) combat.

Its purpose is to reward active PvP players!

Randomly, every three to six hours, a Treasure Chest of Harmonia appears on the battlefield.

The chest is locked.

You must fight mini-bosses in the Dead Zone to obtain the chest key.

Once used, all the keys in your inventory will automatically disappear, and the chest will also vanish.

And