Games like Fish Stick Protocol
Games like Fish Stick Protocol include R.E.P.O., Content Warning, PEAK, Lethal Company, and Escape the Backrooms. We matched them by the tags players give Fish Stick Protocol on Steam (Online Co-Op, Multiplayer, Action, Funny, and Horror): closest matches first, and among equally close ones the better-known games.

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

Content Warning
Shared: Online Co-Op · Multiplayer · Horror

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

Lethal Company
Shared: Online Co-Op · Co-op · Horror

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

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

Borderlands 2
Shared: Multiplayer · Action · Co-op

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

Phasmophobia
Shared: Online Co-Op · Multiplayer · Horror

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

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

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

Sea of Thieves: 2026 Edition
Shared: Multiplayer · Online Co-Op · Co-op

The Headliners
Shared: Online Co-Op · Co-op · Multiplayer

HELLDIVERS™ 2
Shared: Online Co-Op · Multiplayer · Action

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

YAPYAP
Shared: Online Co-Op · Multiplayer · Horror

Zort
Shared: Online Co-Op · Co-op · Horror

PAYDAY 2
Shared: Co-op · Action · Multiplayer

Nuclear Nightmare
Shared: Online Co-Op · Co-op · Horror

Borderlands: The Pre-Sequel
Shared: Co-op · Action · Multiplayer

Burglin' Gnomes
Shared: Co-op · Multiplayer · Funny

Monster Hunter Wilds
Shared: Multiplayer · Online Co-Op · Action

Blood and Bacon
Shared: Multiplayer · Funny · Action