Games like Serious Sam Fusion 2017 (beta)
Games like Serious Sam Fusion 2017 (beta) include DOOM Eternal, Serious Sam 4, Call of Duty®, Left 4 Dead 2, and Pavlov. We matched them by the tags players give Serious Sam Fusion 2017 (beta) on Steam (Action, Gore, FPS, Violent, and Indie): closest matches first, and among equally close ones the better-known games.

DOOM Eternal
Shared: Gore · Action · FPS

Serious Sam 4
Shared: Action · Gore · FPS

Call of Duty®
Shared: FPS · Action · Multiplayer

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

Pavlov
Shared: Action · VR · FPS

DOOM
Shared: Gore · Action · FPS

Serious Sam 3: BFE
Shared: Action · FPS · Gore

Ready or Not
Shared: FPS · Multiplayer · Action

Blood and Bacon
Shared: Gore · Action · FPS

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

Back 4 Blood
Shared: FPS · Gore · Action

Serious Sam HD: The First Encounter
Shared: Action · FPS · Gore

PAYDAY 2
Shared: Action · FPS · Co-op

Bulletstorm: Full Clip Edition
Shared: Action · Gore · FPS

Insurgency: Sandstorm
Shared: FPS · Action · Shooter

Borderlands 2
Shared: Action · FPS · Co-op

Call of Duty®: Warzone™
Shared: FPS · Action · Violent

Call of Duty®: Modern Warfare®
Shared: Action · FPS · Multiplayer

Wolfenstein II: The New Colossus
Shared: Action · FPS · Gore

Halo: The Master Chief Collection
Shared: FPS · Multiplayer · Action

Borderlands 3
Shared: FPS · Action · Multiplayer

Battlefield™ 1
Shared: FPS · Action · Multiplayer

PUBG: BATTLEGROUNDS
Shared: FPS · Action · Multiplayer

Killing Floor
Shared: FPS · Action · Co-op