Games like Satanislas
Games like Satanislas include Super Meat Boy, SANABI, Celeste, Downwell, and VVVVVV. We matched them by the tags players give Satanislas on Steam (Precision Platformer, 2D Platformer, Action, Platformer, and Adventure): closest matches first, and among equally close ones the better-known games.

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

SANABI
Shared: Action · 2D Platformer · Adventure

Celeste
Shared: Precision Platformer · 2D Platformer · Platformer

Downwell
Shared: Precision Platformer · Platformer · 2D Platformer

VVVVVV
Shared: Precision Platformer · Platformer · 2D Platformer

Pizza Tower
Shared: 2D Platformer · Platformer · Action

Jump King
Shared: Precision Platformer · Adventure · Platformer

Shovel Knight: Treasure Trove
Shared: Platformer · Action · Adventure

Super Mombo Quest
Shared: Action · Precision Platformer · Adventure

The Messenger
Shared: Platformer · Action · 2D Platformer

I wanna be the Creator
Shared: Action · Platformer · Precision Platformer

Sonic Origins
Shared: 2D Platformer · Action · Adventure

Katana ZERO
Shared: Action · Platformer · 2D Platformer

Broforce
Shared: Action · Platformer · 2D

The End Is Nigh
Shared: Precision Platformer · Platformer · Adventure

Exit the Gungeon
Shared: Action · Arcade · Adventure

Rogue Legacy 2
Shared: Action · Platformer · Arcade

BlazBlue Entropy Effect
Shared: Action · Platformer · 2D

Skul: The Hero Slayer
Shared: Action · Platformer · 2D

Garlic
Shared: Action · Adventure · Precision Platformer

Rusted Moss
Shared: Platformer · Action · 2D Platformer

Mina the Hollower
Shared: 2D Platformer · Action-Adventure · Platformer

Ambidextro
Shared: Precision Platformer · 2D Platformer · Action

Dungeon Escape
Shared: Precision Platformer · 2D Platformer · Platformer

