Games like Zahhak
Games like Zahhak include Broforce, Huntdown, SANABI, Katana ZERO, and Terminator 2D: NO FATE. We matched them by the tags players give Zahhak on Steam (Action, Arcade, Platformer, Shooter, and 2D Platformer): closest matches first, and among equally close ones the better-known games.

Broforce
Shared: Action · Platformer · Pixel Graphics

Huntdown
Shared: Action · Shooter · Side Scroller

SANABI
Shared: Action · Pixel Graphics · 2D Platformer

Katana ZERO
Shared: Action · Platformer · Pixel Graphics

Terminator 2D: NO FATE
Shared: Arcade · Action · 2D Platformer

Alex Jones: NWO Wars
Shared: Action · Arcade · Shooter

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

METAL SLUG
Shared: Action · Arcade · Side Scroller

METAL SLUG 3
Shared: Arcade · Action · Side Scroller

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

Rogue Legacy 2
Shared: Arcade · Action · Platformer

Contra: Operation Galuga
Shared: Action · Arcade · Platformer

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

Guns of Fury
Shared: Platformer · Shooter · Pixel Graphics

Gravity Circuit
Shared: Action · Platformer · 2D Platformer

Downwell
Shared: Platformer · Arcade · Action

Blazing Chrome
Shared: Action · Side Scroller · Arcade

Rogue Legacy
Shared: Platformer · Action · 2D

NINJA GAIDEN: Ragebound
Shared: Action · Platformer · 2D Platformer

Contra Anniversary Collection
Shared: Action · Side Scroller · Platformer

Celeste
Shared: Platformer · Pixel Graphics · 2D Platformer

Exit the Gungeon
Shared: Arcade · Action · 2D

Pizza Tower
Shared: 2D Platformer · Platformer · Action

METAL SLUG X
Shared: Action · Arcade · 2D