Games like Nine-Ball Roulette
Games like Nine-Ball Roulette include Liars Bar, Phasmophobia, Buckshot Roulette, R.E.P.O., and Pacify. We matched them by the tags players give Nine-Ball Roulette on Steam (Multiplayer, Billiards, Dark, Horror, and Simulation): closest matches first, and among equally close ones the better-known games.

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

Phasmophobia
Shared: Multiplayer · Horror · Online Co-Op

Buckshot Roulette
Shared: Multiplayer · Dark · Horror

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

Pacify
Shared: Multiplayer · Horror · Online Co-Op

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

Escape the Backrooms
Shared: Multiplayer · Horror · Online Co-Op

Garry's Mod
Shared: Multiplayer · Casual · Simulation

DEVOUR
Shared: Multiplayer · Horror · Online Co-Op

Left 4 Dead 2
Shared: Multiplayer · Online Co-Op · Horror

Who's Your Daddy?!
Shared: Multiplayer · Simulation · Online Co-Op

PowerWash Simulator
Shared: Multiplayer · Casual · Simulation

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

Blood and Bacon
Shared: Multiplayer · Horror · Online Co-Op

Demonologist
Shared: Multiplayer · Horror · Online Co-Op

Golf It!
Shared: Multiplayer · Casual · Online Co-Op

Tabletop Simulator
Shared: Multiplayer · Simulation · Tabletop

Golf With Your Friends
Shared: Multiplayer · Casual · Sports

Don't Starve Together
Shared: Multiplayer · Online Co-Op · Co-op

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

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

Inside the Backrooms
Shared: Multiplayer · Horror · Online Co-Op

Shift At Midnight
Shared: Multiplayer · Horror · Online Co-Op

PEAK
Shared: Multiplayer · Online Co-Op · Co-op