Games like SELF_NOT_FOUND
Games like SELF_NOT_FOUND include I Am Bread, Totally Accurate Battle Simulator, Garry's Mod, Gang Beasts, and Goat Simulator. We matched them by the tags players give SELF_NOT_FOUND on Steam (Simulation, Funny, Physics, Difficult, and Adventure): closest matches first, and among equally close ones the better-known games.

I Am Bread
Shared: Simulation · Funny · Physics

Totally Accurate Battle Simulator
Shared: Simulation · Funny · Physics

Garry's Mod
Shared: Physics · Funny · Simulation

Gang Beasts
Shared: Funny · Physics · Action

Goat Simulator
Shared: Simulation · Funny · Physics

Wobbly Life
Shared: Simulation · Adventure · Funny

Slime Rancher
Shared: Adventure · Funny · Simulation

Getting Over It with Bennett Foddy
Shared: Difficult · Physics · Funny

Human Fall Flat
Shared: Funny · Physics · Adventure

Surgeon Simulator
Shared: Simulation · Funny · Physics

Fun with Ragdolls: The Game
Shared: Funny · Physics · Simulation

Chained Together
Shared: Adventure · Funny · Casual

Session: Skate Sim
Shared: Simulation · Action · Difficult

Turbo Dismount™
Shared: Simulation · Funny · Physics

Cooking Simulator
Shared: Simulation · Funny · Physics

Octodad: Dadliest Catch
Shared: Funny · Physics · Adventure

Poly Bridge
Shared: Simulation · Physics · Difficult

Planet Coaster
Shared: Simulation · Family Friendly · Funny

Kerbal Space Program 2
Shared: Physics · Simulation · Difficult

Mr.President!
Shared: Funny · Simulation · Action

People Playground
Shared: Physics · Simulation · Funny

BeamNG.drive
Shared: Simulation · Physics · Singleplayer

A Difficult Game About Climbing
Shared: Difficult · Adventure · Funny

RV There Yet?
Shared: Funny · Adventure · Physics