- "I'm too hot to touch!!"
- ― Fry Guy, Super Mario Advance
Fryguy is the boss of World 4 in Yume Kōjō: Doki Doki Panic and its western release Super Mario Bros. 2. He is a type of fiery monster created by Wart. Fryguy attacks by spitting out fireballs. He has to be defeated in 4-3 by throwing three Mushroom Blocks at him. After that, he will then break down into five Mini-Fry Guys; each can be killed by a single Mushroom Block. Once all the Mini-Fry Guys are gone, he is defeated and the player can move onto World 5.