Games like Pain Party
Games like Pain Party include Grand Theft Auto V Legacy, Gang Beasts, Goat Simulator, WHAT THE GOLF?, and Totally Accurate Battle Simulator. We matched them by the tags players give Pain Party on Steam (Action, Colorful, Third Person, Comedy, and Memes): closest matches first, and among equally close ones the better-known games.

Grand Theft Auto V Legacy
Shared: Action · Third Person · Multiplayer

Gang Beasts
Shared: Action · Funny · Multiplayer

Goat Simulator
Shared: Comedy · Funny · Action

WHAT THE GOLF?
Shared: Comedy · Memes · Funny

Totally Accurate Battle Simulator
Shared: Funny · Colorful · Physics

Garry's Mod
Shared: Funny · Physics · Multiplayer

Human Fall Flat
Shared: Funny · Action · Physics

Saints Row: The Third
Shared: Action · Comedy · Third Person

SOS OPS!
Shared: Third Person · Parody · Funny

Pumpkin Jack
Shared: Action · Colorful · Third Person

Just Cause™ 3
Shared: Action · Third Person · Multiplayer

Bully: Scholarship Edition
Shared: Action · Third Person · Comedy

Mr.President!
Shared: Action · Memes · Funny

Super Battle Golf
Shared: Comedy · Action · Multiplayer

SpongeBob SquarePants: The Cosmic Shake
Shared: Action · Comedy · Colorful

Serious Sam II
Shared: Action · Comedy · Funny

Grand Theft Auto IV: The Complete Edition
Shared: Action · Third Person · Multiplayer

Stick Fight: The Game
Shared: Action · Funny · Multiplayer

Psychonauts
Shared: Comedy · Action · Third Person

Saints Row IV: Re-Elected
Shared: Action · Comedy · Third Person

TYRONE vs COPS
Shared: Action · Memes · Comedy

Shieldwall
Shared: Action · Colorful · Funny

Warhammer 40,000: Space Marine 2
Shared: Action · Third Person · Multiplayer

Tomb Raider Game of the Year
Shared: Action · Third Person · Singleplayer