The rat pulls out a flame thrower, and says 'muahaha' in speech bubbles. The man has a horrifying expression on his face and wees himself.
It looks like a man being threatened by a rat with a flamethrower which has caused the man to wet himself. The rat is saying muaha!
Man pisses himself as the giant mouse squeaks "Muaha!" as the lit dynamite wick he is holding slowly begins to burn away.
Doodle or Die is the game of "telephone" with drawing!