- "A powered-up Flying Mouse. The jet engine on its back and propeller on its neck give it a top speed of 40 mph."
- — Battle Memory
The Really Flying Mouse is an enemy in Mother 3. It is a Chimera that appears to be a cross between a mouse and a propeller, and is an upgraded version of the Flying Mouse. They are weak to PK Thunder and Crying.
Its battle sound is Battle Sound 56 which falls under Code Numbers 927 for regular attack, 928 for Smaaaash! and 929 for Miss.