Games like Crimson Glaive Sigma
Games like Crimson Glaive Sigma include SANABI, The Messenger, F.I.S.T.: Forged In Shadow Torch, Katana ZERO, and Axiom Verge. We matched them by the tags players give Crimson Glaive Sigma on Steam (2D Platformer, Bullet Hell, Platformer, Pixel Graphics, and Metroidvania): closest matches first, and among equally close ones the better-known games.

SANABI
Shared: Pixel Graphics · 2D Platformer · Action

The Messenger
Shared: Platformer · Retro · Pixel Graphics

F.I.S.T.: Forged In Shadow Torch
Shared: Platformer · Metroidvania · 2D Platformer

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

Axiom Verge
Shared: Metroidvania · Platformer · Pixel Graphics

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

Celeste
Shared: Pixel Graphics · 2D Platformer · Platformer

Broforce
Shared: Pixel Graphics · Action · Platformer

Skul: The Hero Slayer
Shared: Pixel Graphics · Action · Platformer

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

VVVVVV
Shared: Pixel Graphics · Platformer · 2D Platformer

Hollow Knight
Shared: Platformer · Metroidvania · 2D

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

Gato Roboto
Shared: Metroidvania · Pixel Graphics · Action

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

Dead Cells
Shared: Metroidvania · Pixel Graphics · Adventure

Owlboy
Shared: Pixel Graphics · Platformer · Metroidvania

Blasphemous 2
Shared: Metroidvania · 2D Platformer · Pixel Graphics

Bloodstained: Curse of the Moon
Shared: Pixel Graphics · Platformer · Action

Ori and the Will of the Wisps
Shared: Platformer · Metroidvania · Action

Rabi-Ribi
Shared: Bullet Hell · Metroidvania · Pixel Graphics

Touhou Luna Nights
Shared: Bullet Hell · Metroidvania · Platformer

Out There Somewhere
Shared: Platformer · Pixel Graphics · Retro

Momodora: Reverie Under The Moonlight
Shared: 2D Platformer · Metroidvania · Pixel Graphics