Principal Steinbeck

Principal Steinbeck is the cruel and somewhat insane and evil principal at Bowser Jr's school and the main antagonist of Bowser Jr's Summer School series. He has an evil and mean spirited personality, and loves it when his students get in trouble so he can punish them. He hates everyone at his school, especially Bowser Jr. in Bowser Jr's Summer School. he was hit by Jr because the fly was near him, and he was so angry that he almost expelled Junior but was defended by Jackie Chu stating that the fly was a task in order to pass the class. He said that Junior got lucky this time, and said that they would meet again.

Principal Steinbeck is from SuperMarioLogan's web/plush series.

In the Multiuniverse series... He's a Principal of Multiuniverse School(This is a Hint of my upcoming series).