Mini Ninjas - Mini Ninjas is an Action-Adventure, Puzzle-Platform and Single-player video game developed by IO Interactive and published by Eidos Interactive.
Mega Man Revolution - A fan-made 8-bit-style Megaman side scrolling shooter game.
Pixel: ru² - Pixel: ru² is a 2D, Physics-based Puzzle-Platform, Shooter and Single-player video game by C63 Industries.
Megaman Origins - Between MM3 and MM4 there was a MM adventure, never told, until now:
Rain - Sony Computer Entertainment introduces great game name as Rain is an Adventure-based Single-player video game.
Dead Cells - Castlevania-inspired, action platformer with roguelike elements.