StarBreak (2016)

Release:
Developer: Crunchy Games
StarBreak is a unique skill-based action platformer MMO where you explore strange sci-fi worlds alongside dozens of other players, kill legions of dangerous aliens and fight epic boss battles.
Platforms: Linux, Mac, PC (Microsoft Windows)
Genres: Indie, Platform, Role-playing (RPG)
Tags: Action Roguelike, Perma Death, Roguelike, Side Scroller, Metroidvania, Co-Op, Bullet Hell, Difficult, Roguelite, MMORPG