Prinny 2: Dawn of Operation Panties, Dood!

The Prinnies are sent on another quest by their twisted master, Demon Lord Etna! Take control of the 1000 puny Prinnies of the Prinny Squad and reclaim Etna's panties! Traverse levels which change based on the time of day and slash through challenging new bosses and familiar foes alike! (Mobygames)