Games like Axizon Labs: Zombies
Games like Axizon Labs: Zombies include Broforce, Door Kickers: Action Squad, SANABI, Katana ZERO, and My Friend Pedro. We matched them by the tags players give Axizon Labs: Zombies on Steam (2D Platformer, Zombies, Sci-fi, Shooter, and Retro): closest matches first, and among equally close ones the better-known games.

Broforce
Shared: Action · 2D · Shooter

Door Kickers: Action Squad
Shared: 2D Platformer · Retro · Shooter

SANABI
Shared: 2D Platformer · Action · 2D

Katana ZERO
Shared: 2D Platformer · Action · Platformer

My Friend Pedro
Shared: Shooter · Action · Indie

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

Zombotron
Shared: Zombies · Action · 2D

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

Huntdown
Shared: Shooter · Side Scroller · Action

Call of Duty®: Black Ops III
Shared: Zombies · Shooter · Action

Pizza Tower
Shared: 2D Platformer · Indie · Platformer

Gravity Circuit
Shared: 2D Platformer · Action · Platformer

Left 4 Dead 2
Shared: Zombies · Shooter · Action

Guns, Gore & Cannoli
Shared: Zombies · Side Scroller · Action

The Messenger
Shared: Retro · Platformer · 2D Platformer

Valfaris
Shared: Action · Platformer · Side Scroller

Deadly 30
Shared: Zombies · Action · Side Scroller

Deadlight
Shared: Zombies · Action · Platformer

Half-Life 2
Shared: Sci-fi · Action · Shooter

VVVVVV
Shared: 2D Platformer · Platformer · Retro

Shovel Knight: Treasure Trove
Shared: Retro · Platformer · 2D

Hotline Miami
Shared: Action · Retro · Indie

Black Mesa
Shared: Sci-fi · Action · Shooter

Intrusion 2
Shared: Action · Shooter · Sci-fi