Games like John, The Zombie
Games like John, The Zombie include Goat Simulator, Wobbly Life, Slime Rancher, Grand Theft Auto V Legacy, and Totally Accurate Battle Simulator. We matched them by the tags players give John, The Zombie on Steam (Action, Simulation, Indie, Zombies, and Funny): closest matches first, and among equally close ones the better-known games.

Goat Simulator
Shared: Simulation · Funny · Open World

Wobbly Life
Shared: Simulation · Open World · Action

Slime Rancher
Shared: Open World · Simulation · Funny

Grand Theft Auto V Legacy
Shared: Action · Open World · Adventure

Totally Accurate Battle Simulator
Shared: Simulation · Funny · Sandbox

Ultimate Epic Battle Simulator
Shared: Simulation · Action · Sandbox

POSTAL 2
Shared: Violent · Open World · Funny

Thief Simulator
Shared: Simulation · Action · Open World

The Forest
Shared: Open World · Action · Adventure

7 Days to Die
Shared: Zombies · Open World · Indie

Bum Simulator
Shared: Simulation · Action · Funny

Dude Simulator
Shared: Simulation · Indie · Action

Project Zomboid
Shared: Zombies · Open World · Sandbox

Feed and Grow: Fish
Shared: Simulation · Action · Indie

SPORE™
Shared: Simulation · Open World · Sandbox

Drug Dealer Simulator
Shared: Simulation · Action · Indie

Bully: Scholarship Edition
Shared: Action · Open World · Adventure

Just Cause 2
Shared: Action · Open World · Sandbox

Human Fall Flat
Shared: Funny · Action · Sandbox

Grand Theft Auto V Enhanced
Shared: Action · Open World · Adventure

SPORE™ Galactic Adventures
Shared: Action · Simulation · Open World

People Playground
Shared: Sandbox · Violent · Simulation

Hard Bullet
Shared: Action · Simulation · Violent

Just Cause™ 3
Shared: Action · Open World · Sandbox