The Accidental King of Hell

Finn dies, becomes Yama. Learning his parents' deaths' truth, he lures The Great Sage, Heaven's Equal, to wreak havoc, awakening his divine status as Lord of the Netherworld. He gets revenge on Young Master Zane and Leah Wallace, sentencing them to never be reincarnated. When The Heavenly Court besieges Flower-Fruit Mountain, Finn aids, helping the Great Sage escape. The shadow war between The Underworld and The Heavenly Court has begun.