A Big Big Guy is a really big guy. He's much larger than most other guys, from which his name came. A Big Big Guy has appeared as a playable character in Mario Mart, where he drove A Big Big Cart. His size slowed him down, but made him stronger than most other racers. A Big Big Guy appeared again in Super Ronald Galaxy. Here, he was known as Really Really Big Man, and had a Power Star in the Really Really Big Galaxy.