He is a Caucasian male with black hair.
He and the Red Birds coach have an angry rivalry going on over the teams, taking it much more seriously than the kids.
Scooby-Doo (DC Comics)
At the end of a game, everything depended on a Red Birds player catching a fly ball. But then the Ghost Coach popped up, scaring him and making him miss the catch. The other coach accused him of being behind this to win back the trophy.