Games like Fast Action Hero
Games like Fast Action Hero include Onward, Bodycam, Ready or Not, BONELAB, and Contractors. We matched them by the tags players give Fast Action Hero on Steam (Action, Indie, Early Access, Shooter, and First-Person): closest matches first, and among equally close ones the better-known games.

Onward
Shared: VR · Shooter · Action

Bodycam
Shared: Shooter · Realistic · FPS

Ready or Not
Shared: Shooter · Realistic · Action

BONELAB
Shared: VR · Action · Shooter

Contractors
Shared: Action · VR · Indie

Hard Bullet
Shared: Action · VR · Indie

Call of Duty®
Shared: Action · Shooter · First-Person

VLADiK BRUTAL
Shared: Action · Shooter · First-Person

BONEWORKS
Shared: Action · VR · Shooter

Pavlov
Shared: Action · VR · Shooter

PUBG: BATTLEGROUNDS
Shared: Shooter · Action · FPS

Freeman: Guerrilla Warfare
Shared: Action · Shooter · Indie

Insurgency: Sandstorm
Shared: Shooter · Action · Realistic

Insurgency
Shared: Action · Shooter · Realistic

Ravenfield
Shared: Action · Shooter · Early Access

Arma 3
Shared: Action · Shooter · First-Person

Squad
Shared: Realistic · Action · Shooter

Bright Memory: Infinite
Shared: Action · Indie · Shooter

KovaaK's
Shared: Action · Indie · Shooter

SUPERHOT
Shared: Action · Indie · First-Person

WARDOGS
Shared: Action · Shooter · FPS

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

Aimlabs
Shared: Action · Shooter · First-Person

Blood Trail
Shared: Action · VR · Violent