Games like Mystic Jumper
Games like Mystic Jumper include Celeste, Super Meat Boy, Downwell, VVVVVV, and SANABI. We matched them by the tags players give Mystic Jumper on Steam (2D Platformer, Platformer, Casual, Pixel Graphics, and 1990's): closest matches first, and among equally close ones the better-known games.

Celeste
Shared: Pixel Graphics · Platformer · 2D Platformer

Super Meat Boy
Shared: Platformer · 2D Platformer · Precision Platformer

Downwell
Shared: Pixel Graphics · Platformer · 2D Platformer

VVVVVV
Shared: Platformer · Pixel Graphics · 2D Platformer

SANABI
Shared: Pixel Graphics · 2D Platformer · Platformer

Sonic Origins
Shared: 2D Platformer · Platformer · Pixel Graphics

Kaze and the Wild Masks
Shared: 1990's · Casual · 2D

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

Shovel Knight: Treasure Trove
Shared: Platformer · Pixel Graphics · Retro

The Messenger
Shared: Platformer · Retro · Pixel Graphics

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

Sonic Mania
Shared: Platformer · 2D · Pixel Graphics

UFO 50
Shared: Pixel Graphics · Retro · 2D

Vampire Survivors
Shared: Pixel Graphics · 2D · Casual

8BitBoy™
Shared: Platformer · Casual · Pixel Graphics

Ambidextro
Shared: 2D Platformer · Pixel Graphics · Platformer

Jump King
Shared: Pixel Graphics · Platformer · Precision Platformer

Broforce
Shared: Pixel Graphics · Platformer · 2D

Webbed
Shared: 2D Platformer · Pixel Graphics · Platformer

FEZ
Shared: Platformer · Pixel Graphics · Casual

Alex Kidd in Miracle World DX
Shared: 2D Platformer · Platformer · Precision Platformer

Gravity Circuit
Shared: Platformer · Pixel Graphics · 2D Platformer

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

Twin Shot Deluxe
Shared: Casual · 2D Platformer · Platformer