Games like Super Crazy Nynja
Games like Super Crazy Nynja include Super Meat Boy, Celeste, SANABI, Downwell, and Geometry Dash. We matched them by the tags players give Super Crazy Nynja on Steam (Precision Platformer, Platformer, 2D, Side Scroller, and Perma Death): closest matches first, and among equally close ones the better-known games.

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

Celeste
Shared: Precision Platformer · Platformer · Pixel Graphics

SANABI
Shared: Pixel Graphics · 2D · Action

Downwell
Shared: Precision Platformer · Platformer · Pixel Graphics

Geometry Dash
Shared: 2D · Precision Platformer · Platformer

Broforce
Shared: 2D · Platformer · Pixel Graphics

Sonic Mania
Shared: Platformer · 2D · Pixel Graphics

Shovel Knight: Treasure Trove
Shared: Platformer · 2D · Pixel Graphics

VVVVVV
Shared: Precision Platformer · Platformer · Pixel Graphics

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

Teenage Mutant Ninja Turtles: Shredder's Revenge
Shared: Side Scroller · 2D · Pixel Graphics

Mark of the Ninja
Shared: Platformer · 2D · Side Scroller

The Messenger
Shared: Platformer · 2D · Pixel Graphics

Jump King
Shared: Precision Platformer · Platformer · 2D

Katana ZERO
Shared: Platformer · Pixel Graphics · Action

Rogue Legacy
Shared: Platformer · 2D · Action

Gravity Circuit
Shared: Platformer · 2D · Action

BlazBlue Entropy Effect
Shared: 2D · Platformer · Action

NINJA GAIDEN: Ragebound
Shared: Platformer · Side Scroller · Action

Momodora: Reverie Under The Moonlight
Shared: Side Scroller · Pixel Graphics · 2D

Huntdown
Shared: Side Scroller · Pixel Graphics · 2D

30XX
Shared: Side Scroller · Platformer · Perma Death

Mina the Hollower
Shared: Platformer · Pixel Graphics · 2D

Thomas Was Alone
Shared: Platformer · Side Scroller · Precision Platformer