Games like Gunheart
Games like Gunheart include Serious Sam Fusion 2017 (beta), Contractors, Pavlov, Call of Duty®, and Ready or Not. We matched them by the tags players give Gunheart on Steam (Action, Indie, Violent, FPS, and Multiplayer): closest matches first, and among equally close ones the better-known games.

Serious Sam Fusion 2017 (beta)
Shared: Action · Violent · Indie

Contractors
Shared: Action · VR · Violent

Pavlov
Shared: Action · VR · FPS

Call of Duty®
Shared: Action · FPS · Multiplayer

Ready or Not
Shared: FPS · Multiplayer · Co-op

PAYDAY 2
Shared: Action · Co-op · FPS

Onward
Shared: VR · FPS · Action

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

Serious Sam 4
Shared: Action · FPS · Co-op

Gunfire Reborn
Shared: FPS · Indie · Action

Chivalry: Medieval Warfare
Shared: Action · Multiplayer · Violent

Killing Floor
Shared: FPS · Action · Co-op

How to Fish
Shared: Indie · Multiplayer · Co-op

PUBG: BATTLEGROUNDS
Shared: Action · FPS · Multiplayer

ORION: Prelude
Shared: Action · FPS · Multiplayer

Bodycam
Shared: FPS · Multiplayer · VR

Battlefield 4™
Shared: FPS · Action · Multiplayer

Insurgency: Sandstorm
Shared: FPS · Action · Multiplayer

Insurgency
Shared: FPS · Action · Multiplayer

DOOM Eternal
Shared: Action · FPS · Violent

Serious Sam 3: BFE
Shared: Action · FPS · Co-op

Borderlands 2
Shared: Action · Co-op · Multiplayer

Angels Fall First
Shared: Action · Indie · FPS

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