Games like OPERATION SERPENS
Games like OPERATION SERPENS include Left 4 Dead 2, Pavlov, Call of Duty®, Back 4 Blood, and PAYDAY 2. We matched them by the tags players give OPERATION SERPENS on Steam (Online Co-Op, Multiplayer, Singleplayer, 6DOF, and FPS): closest matches first, and among equally close ones the better-known games.

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

Pavlov
Shared: VR · Multiplayer · FPS

Call of Duty®
Shared: Multiplayer · FPS · Singleplayer

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

PAYDAY 2
Shared: Co-op · Multiplayer · Online Co-Op

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

PUBG: BATTLEGROUNDS
Shared: Multiplayer · Online Co-Op · FPS

Call of Duty®: Black Ops III
Shared: Multiplayer · FPS · Singleplayer

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

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

Call of Duty: World at War
Shared: Multiplayer · FPS · Singleplayer

Call of Duty®: Black Ops Cold War
Shared: Multiplayer · Singleplayer · FPS

Tom Clancy's Ghost Recon® Wildlands
Shared: Multiplayer · Co-op · Singleplayer

Battlefield™ 2042
Shared: Multiplayer · FPS · Singleplayer

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

Call of Duty®: Modern Warfare® 2 (2009)
Shared: Multiplayer · FPS · Singleplayer

Call of Duty®: Black Ops
Shared: Multiplayer · FPS · Singleplayer

Battlefield 4™
Shared: Multiplayer · Singleplayer · FPS

Killing Floor
Shared: Co-op · FPS · Multiplayer

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

Borderlands 2
Shared: Multiplayer · Co-op · Action

Phasmophobia
Shared: Online Co-Op · Multiplayer · VR

Borderlands 3
Shared: Multiplayer · Online Co-Op · FPS

Call of Duty®: Black Ops II
Shared: Multiplayer · Singleplayer · FPS