Rogue Legacy - Rogue Legacy is a Fabulous, Action-Adventure, 2D, Platformer, Rouge-like, Side-Scroll, Exploration, and Single-player video game developed and published by Cellar Door Games.
Mari0 - What happens when you mash Super Mario Bros. and Portal together?
Spelunky - Spelunky is an addictive, Rough-like, 2D, Platform, Side-Scroll and Single-player video game developed and published by MOssmouth.
SuperTux - SuperTux is a classic 2D jump'n run sidescroller game in a style similar to the original Super...
Dead Cells - Castlevania-inspired, action platformer with roguelike elements.
Super Meat Boy - Let's start with what's the same: Dr. Fetus is still a jerk, gameplay is super challenging but fair, there are tight controls and great levels and you will die. a lot.