Bowser

Bowser is the secondary antagonist during the first parts of Super Mario Chronicles during Super Mario Chronicles Arc 1: The Beginning. Bowser is the first Herald of Mahroe during the Saga.

Super Mario Chronicles Arc 1: Chapter 1
Bowser was seen spying on the Food Eating Contest as it was a distraction to him. When he had finally captured Peach, he suddenly realized that it was a decoy. The Decoy explodes on Bowser launching him down as the real Princess Peach comes out and announces Bowser's execution. Bowser was then later freed by Mahroe in which he was mind controlled and became a Herald of Mahroe.