Dr. Gero

Dr. Gero, better known as The Real Dr. Gero after legal issues, is a doctor who received a cease and desist letter from the "official" Dr. Gero, from the Dragon Ball anime/manga franchise, due to his name. He appeared in Anime Games.

In Anime Games
As Scott Wozniak is playing Dragon Ball Z: Budokai Tenkaichi 3 he realizes that the character also named Dr. Gero's name was trademarked, he then goes to warn Dr. Gero about this with a Cease and Desist letter (presumably from the official Dr. Gero) at his office.