Games like M2K
Games like M2K include Baba Is You, SANABI, Gunpoint, Katana ZERO, and Celeste. We matched them by the tags players give M2K on Steam (Puzzle, 2D Platformer, 2D, Isometric, and Pixel Graphics): closest matches first, and among equally close ones the better-known games.

Baba Is You
Shared: Puzzle · Pixel Graphics · Logic

SANABI
Shared: Pixel Graphics · 2D Platformer · 2D

Gunpoint
Shared: Puzzle · 2D · Pixel Graphics

Katana ZERO
Shared: Pixel Graphics · 2D Platformer · 2D

Celeste
Shared: Pixel Graphics · 2D Platformer · 2D

Pizza Tower
Shared: 2D Platformer · Pixel Graphics · Indie

Webbed
Shared: 2D Platformer · Pixel Graphics · 2D

Super Meat Boy
Shared: 2D Platformer · 2D · Pixel Graphics

Papers, Please
Shared: Pixel Graphics · Puzzle · Indie

There Is No Game: Wrong Dimension
Shared: Puzzle · Pixel Graphics · Indie

Door Kickers: Action Squad
Shared: 2D Platformer · Pixel Graphics · 2D

OneShot
Shared: Pixel Graphics · Puzzle · Indie

I hate this game
Shared: Puzzle · Pixel Graphics · 2D

The Escapists
Shared: Pixel Graphics · 2D · Puzzle

Skul: The Hero Slayer
Shared: Pixel Graphics · 2D · Indie

Zup! S
Shared: Puzzle · 2D · Indie

Out There Somewhere
Shared: Puzzle · Pixel Graphics · 2D

CARRION
Shared: Pixel Graphics · 2D · Puzzle

Noita
Shared: Pixel Graphics · 2D · Indie

Braid
Shared: Puzzle · 2D Platformer · 2D

CrossCode
Shared: Puzzle · Pixel Graphics · 2D

VVVVVV
Shared: Pixel Graphics · 2D Platformer · 2D

Vampire Survivors
Shared: Pixel Graphics · 2D · Indie

Rhythm Doctor
Shared: Pixel Graphics · Level Editor · 2D