Baldi

Baldi is a bald teacher who goes nuts when people don't answer his math questions correctly. He appears in Hey Batrick 2, where he gives Batrick an impossible maths question.

Trivia

 * He was the third character ever to be introduced to the hey batrick canon.
 * Much like other characters who first appeared in the comic strips, he has never appeared in the canon since Hey Batrick 2.