Holy Grail Duel

Cross the vast otherworld and meet fated bonds. In a land filled with conflicts and secret realms, contract heroic spirits and embark on your destined journey.

Offline AFK gameplay and relaxed cultivationNo complicated controls. Gain resources continuously while offline. Raise your heroic spirits with ease and enhance your strength effortlessly anytime.

Epic duels and legendary spirit collectionMagnificent battle scenes bring intense combat experience. Gather unique heroic spirits, deploy flexible strategies and build your ultimate battle team.

Uncover the mysteries of the hidden world and march forward with your mission. Download now and create your own otherworld legend through idle adventure.