Games like Saboteur!
Games like Saboteur! include HELLDIVERS™ 2, Bloons TD 6, Escape the Backrooms, Species: Unknown, and STAR WARS™ Battlefront™ II. We matched them by the tags players give Saboteur! on Steam (Singleplayer, Multiplayer, Online Co-Op, PvE, and Aliens): closest matches first, and among equally close ones the better-known games.

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

Bloons TD 6
Shared: Multiplayer · Singleplayer · Online Co-Op

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

Species: Unknown
Shared: Online Co-Op · Horror · Aliens

STAR WARS™ Battlefront™ II
Shared: Multiplayer · Singleplayer · Space

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

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

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

Phasmophobia
Shared: Multiplayer · Online Co-Op · Horror

ELDEN RING NIGHTREIGN
Shared: Multiplayer · Online Co-Op · Singleplayer

Pacify
Shared: Multiplayer · Online Co-Op · Horror

ARC Raiders
Shared: Multiplayer · PvE · Online Co-Op

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

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

Starship Troopers: Extermination
Shared: Online Co-Op · Multiplayer · Aliens

Warhammer 40,000: Space Marine 2
Shared: Multiplayer · PvE · Singleplayer

World War Z
Shared: Multiplayer · Singleplayer · Online Co-Op

Delta Force
Shared: Multiplayer · Singleplayer · Online Co-Op

Garry's Mod
Shared: Multiplayer · Singleplayer · Casual

Risk of Rain Returns
Shared: Multiplayer · Online Co-Op · PvE

Back 4 Blood
Shared: Multiplayer · Online Co-Op · Singleplayer

BIGFOOT
Shared: Multiplayer · Online Co-Op · Horror

EA SPORTS FC™ 26
Shared: Multiplayer · Singleplayer · Online Co-Op

Trailmakers
Shared: Singleplayer · Online Co-Op · Space