Games like Chicken Wars
Games like Chicken Wars include SCUM, Left 4 Dead 2, Tower Unite, Hades, and DayZ. We matched them by the tags players give Chicken Wars on Steam (Indie, Action, Massively Multiplayer, Casual, and Hack and Slash): closest matches first, and among equally close ones the better-known games.

SCUM
Shared: Massively Multiplayer · Survival · Action

Left 4 Dead 2
Shared: Co-op · Zombies · Action

Tower Unite
Shared: Casual · Massively Multiplayer · Indie

Hades
Shared: Indie · Action · Hack and Slash

DayZ
Shared: Survival · Zombies · Massively Multiplayer

Death Road to Canada
Shared: Zombies · Action · Indie

Witch It
Shared: Indie · Casual · Action

Nation Red
Shared: Action · Indie · Zombies

PUBG: BATTLEGROUNDS
Shared: Survival · Action · Co-op

Project Zomboid
Shared: Zombies · Survival · Co-op

No More Room in Hell 2
Shared: Zombies · Co-op · Action

Monster Hunter: World
Shared: Action · Co-op · Character Customization

Devil May Cry 5
Shared: Action · Hack and Slash · Great Soundtrack

Gang Beasts
Shared: Action · Co-op · Casual

Last Oasis
Shared: Massively Multiplayer · Action · Indie

Bastion
Shared: Indie · Action · Great Soundtrack

Notes of Soul
Shared: Massively Multiplayer · Action · Indie

Dead Bits
Shared: Indie · Action · Casual

NARAKA: BLADEPOINT
Shared: Action · Massively Multiplayer · Survival

Pikuniku
Shared: Indie · Casual · Action

Left 4 Dead
Shared: Action · Co-op · Zombies

How to Survive
Shared: Action · Zombies · Survival

Hotline Miami
Shared: Action · Indie · Great Soundtrack

Miscreated
Shared: Survival · Massively Multiplayer · Zombies