Games like Moon Bus
Games like Moon Bus include Stick Fight: The Game, Gang Beasts, Move or Die, Duck Game, and SpeedRunners. We matched them by the tags players give Moon Bus on Steam (Local Multiplayer, Indie, Action, 4 Player Local, and Arcade): closest matches first, and among equally close ones the better-known games.

Stick Fight: The Game
Shared: Local Multiplayer · Action · 4 Player Local

Gang Beasts
Shared: Action · Local Multiplayer · Physics

Move or Die
Shared: Local Multiplayer · Action · Indie

Duck Game
Shared: Local Multiplayer · Action · 4 Player Local

SpeedRunners
Shared: Local Multiplayer · Indie · Action

ROUNDS
Shared: Local Multiplayer · Action · Indie

Rivals of Aether
Shared: Indie · Local Multiplayer · 4 Player Local

Streets of Rage 4
Shared: Indie · Action · Local Multiplayer

TowerFall Ascension
Shared: Local Multiplayer · Indie · Action

Among Us
Shared: Space · Multiplayer · Party Game

Broforce
Shared: Action · Indie · Local Multiplayer

Timberman
Shared: Indie · Action · Local Multiplayer

Tricky Towers
Shared: Party Game · Physics · Local Multiplayer

Pummel Party
Shared: 4 Player Local · Local Multiplayer · Party Game

Lethal League
Shared: Local Multiplayer · Indie · Action

Overcooked
Shared: Indie · Local Multiplayer · Arcade

TEKKEN 7
Shared: Action · Local Multiplayer · Arcade

Crawl
Shared: Local Multiplayer · 4 Player Local · Indie

Lovers in a Dangerous Spacetime
Shared: Local Multiplayer · 4 Player Local · Action

Timberman VS
Shared: Indie · Action · Local Multiplayer

SpiderHeck
Shared: Local Multiplayer · Physics · Action

PARTICLE MACE
Shared: Indie · Action · Arcade

Rivals of Aether II
Shared: Indie · Local Multiplayer · Action

Superfighters Deluxe
Shared: Action · Indie · Local Multiplayer