The original Super Meat Boy is one of the best-known indie games of all time. Released in 2010, it's a brutally difficult 2D platformer, but so fun to play: The short levels almost feel like speedrunning puzzles, and even though they're filled with traps and buzzsaws, dying isn't so bad because you revive nearly instantly. Super Meat Boy 3D has much of the same spirit; it's just as infuriating, and just as satisfying.
Moving around as Meat Boy in 3D feels very similar to 2D, particularly his really floaty jump. Wherever you run (and where you die) you leave blood splatters, which are helpful visual reminders of where to go (or where you die …