Oscar is a taxicab driver. He appears in the episode Raphael Drives 'Em Wild of the 1987 TMNT cartoon. He's mind is switched with, Raphael's before Raphael and Oscar are returned to themselves at the end of the episode.
While April is on her way to interview the Premier, she spots "Raphael" driving the cab that Mr. Big and Little Huey are in. April tries to talk to him, but Oscar thinks she's nuts when she call him Raphael.
Oscar is also the name of a rejected snail mutant.