You can check your heroes and their gear in the Cabin.

In hero info, you can level up your heroes, equip hero gear, unlock gem slots and activate gem skills.

Also, you can upgrade heroes’ skills and awaken your heroes.

In ‘manage gear’, you can craft, equip, upgrade, synthesize and sell hero gear.

1~4★ Heroes who have been selected as Season Hero once can promote their hero grade★ with Secret of Hero items.