Grim Reaper ( Billy and Mandy)

The Grim Reaper most often referred to Grim in the series is a Antangonist/Protongonist of the series The Grim Adventures of Billy & Mandy he first appeared as an antangonist in Meet The Reaper but later episodes became a Protangonist who hates Billy & Mandy yet secretly has a soft spot for them Billy more then Mandy. He again appear as antagonist in the episode Dentention X where he is a school teacher known as Mr.Grim who banishes children who have been naughty in a zone of school punishment known as Dentention X. He gets rid of Mandy only for her to come back and say Your Not Teaching History YOU ARE HISTORY! and after that episode he appears as a protoangonist