Games like Knock'Em Out
Games like Knock'Em Out include Party Animals, Stick Fight: The Game, Gang Beasts, MECCHA CHAMELEON, and Garry's Mod. We matched them by the tags players give Knock'Em Out on Steam (Multiplayer, Physics, Funny, Online Co-Op, and Gore): closest matches first, and among equally close ones the better-known games.

Party Animals
Shared: Multiplayer · Funny · Casual

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

Gang Beasts
Shared: Multiplayer · Funny · Physics

MECCHA CHAMELEON
Shared: Multiplayer · Funny · Online Co-Op

Garry's Mod
Shared: Multiplayer · Physics · Funny

Pummel Party
Shared: Multiplayer · Funny · Online Co-Op

Among Us
Shared: Multiplayer · Online Co-Op · Funny

Draw & Guess
Shared: Multiplayer · Funny · Online Co-Op

Liars Bar
Shared: Multiplayer · Online Co-Op · PvP

Machine Party
Shared: Multiplayer · Funny · Party Game

Blood and Bacon
Shared: Multiplayer · Funny · Gore

Human Fall Flat
Shared: Funny · Multiplayer · Physics

RV There Yet?
Shared: Multiplayer · Funny · Online Co-Op

Paint the Town Red
Shared: Multiplayer · Gore · Physics

Overcooked! 2
Shared: Multiplayer · Online Co-Op · Funny

Brawlhalla
Shared: Multiplayer · Fighting · Casual

MORDHAU
Shared: Multiplayer · Gore · PvP

Super Battle Golf
Shared: Multiplayer · Online Co-Op · Physics

Tricky Towers
Shared: Multiplayer · Physics · Party Game

Ultimate Chicken Horse
Shared: Multiplayer · Funny · PvP

Castle Crashers®
Shared: Online Co-Op · Funny · Multiplayer

R.E.P.O.
Shared: Multiplayer · Online Co-Op · Physics

Move or Die
Shared: Multiplayer · Funny · Online Co-Op

Witch It
Shared: Multiplayer · Funny · Online Co-Op