Games like SplatStick
Games like SplatStick include Stick Fight: The Game, Gang Beasts, Brawlhalla, Party Animals, and Pummel Party. We matched them by the tags players give SplatStick on Steam (Party Game, 2D Fighter, Local Multiplayer, Fighting, and Multiplayer): closest matches first, and among equally close ones the better-known games.

Stick Fight: The Game
Shared: Multiplayer · Local Multiplayer · Fighting

Gang Beasts
Shared: Multiplayer · Local Multiplayer · Party Game

Brawlhalla
Shared: 2D Fighter · Fighting · Multiplayer

Party Animals
Shared: Party Game · Multiplayer · Funny

Pummel Party
Shared: Party Game · Multiplayer · Funny

ROUNDS
Shared: Local Multiplayer · 2D Fighter · Fighting

SpiderHeck
Shared: Local Multiplayer · 2D Fighter · Fighting

Ultimate Chicken Horse
Shared: Multiplayer · Party Game · Local Multiplayer

Overcooked! 2
Shared: Multiplayer · Local Multiplayer · Local Co-Op

Bopl Battle
Shared: 2D Fighter · Multiplayer · 4 Player Local

Rivals of Aether II
Shared: 2D Fighter · Fighting · Multiplayer

Rivals of Aether
Shared: 2D Fighter · Fighting · Multiplayer

Human Fall Flat
Shared: Multiplayer · Funny · Physics

Tricky Towers
Shared: Party Game · Multiplayer · Physics

Move or Die
Shared: Local Multiplayer · Multiplayer · Funny

Among Us
Shared: Multiplayer · Party Game · Funny

DRAGON BALL FighterZ
Shared: Fighting · 2D Fighter · Local Multiplayer

MECCHA CHAMELEON
Shared: Party Game · Multiplayer · Funny

Mortal Kombat 11
Shared: Fighting · Multiplayer · 2D Fighter

Street Fighter™ 6
Shared: 2D Fighter · Fighting · Multiplayer

A Few Quick Matches
Shared: 2D Fighter · Fighting · Multiplayer

DRAGON BALL: Sparking! ZERO
Shared: Multiplayer · Fighting · Local Multiplayer

Rubber Bandits
Shared: Party Game · Multiplayer · PvP

Duck Game
Shared: Local Multiplayer · Multiplayer · Funny