Games like Dead Party
Games like Dead Party include Left 4 Dead 2, PUBG: BATTLEGROUNDS, HELLDIVERS™ 2, DayZ, and Among Us. We matched them by the tags players give Dead Party on Steam (Multiplayer, Cartoony, Action, Party Game, and Zombies): closest matches first, and among equally close ones the better-known games.

Left 4 Dead 2
Shared: Multiplayer · Zombies · Action

PUBG: BATTLEGROUNDS
Shared: Multiplayer · Shooter · Survival

HELLDIVERS™ 2
Shared: Multiplayer · Action · Shooter

DayZ
Shared: Multiplayer · Zombies · Survival

Among Us
Shared: Multiplayer · Survival · Party Game

Resident Evil 6
Shared: Action · Zombies · Multiplayer

Back 4 Blood
Shared: Multiplayer · Zombies · Action

Left 4 Dead
Shared: Multiplayer · Zombies · Action

Resident Evil 5
Shared: Action · Zombies · Multiplayer

Killing Floor 2
Shared: Multiplayer · Zombies · Online Co-Op

ARC Raiders
Shared: Multiplayer · Shooter · Survival

World War Z
Shared: Multiplayer · Zombies · Action

Killing Floor
Shared: Zombies · Multiplayer · Action

Resident Evil Revelations 2
Shared: Multiplayer · Zombies · Action

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

Dying Light
Shared: Zombies · Online Co-Op · Survival

No More Room in Hell 2
Shared: Multiplayer · Zombies · Action

Plants vs. Zombies: Battle for Neighborville™
Shared: Multiplayer · Zombies · Shooter

Dead by Daylight
Shared: Multiplayer · Survival · Online Co-Op

Grand Theft Auto V Legacy
Shared: Multiplayer · Action · Shooter

Party Animals
Shared: Multiplayer · Party Game · Action

7 Days to Die
Shared: Multiplayer · Zombies · Survival

How to Fish
Shared: Multiplayer · Online Co-Op · Shooter

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