Heralds of Mahroe

The Heralds of Mahroe are acouple of characters who have or has been under Mahroe's leadership. Especially when Mahroe has mind controlled them. He was shown doing this to his very first herald to Bowser in Super Mario Chronicles Arc 1: Chapter 1.

Bowser
While stuck in a dungeon for his official execution that was suppost to be the next day. Mahroe frees him, but then puts him under his control as Bowser is now a Herald of Mahroe.

Sonic
It is unclear how Sonic became a Herald to Mahroe, but one thing was shown was during the dream sequence.
 * RUMOR: One thing for sure of how Sonic became a Herald of Mahroe was that he was sick and tired of Mario's popularity.

Mega Man
It is unclear how Mega Man became a Herald to Mahroe, but one thing was shown about him being a harold was the dream sequence.
 * RUMOR: It could be a possibility that he kept refusing Mahroe's offer to join him, then he was forced in via replacing Dr. Light's chip with his own chip.