Boogey Man

Boogey Man is a major antagonist in The Grim Adventures of Billy & Mandy series. He is Grim's arch-nemesis and is the Lord of Nightmares and captain of the Underworld Pirates.

Early Life
Boogey Man was the biggest jerk and bully in the junior high school that he and the Grim Reaper attended in the Underworld. He always loved to pull pranks on his classmates, including Grim.