In a shocking turn of events, Grim's powers, rank, and title are revoked by the Underworld Court due to his misuse. Seeking revenge, the Boogey Man plots to claim Horror's Hand and dominate the world. Can Billy, Mandy, Irwin, and Grim stop him before it's too late?
Billy & Mandy's Big Boogey Adventure
As the Boogey Man's misused powers lead to Grim's downfall in the Underworld Court, a sinister plot unfolds to claim Horror's Hand and dominate the world.
