Games like GUNS 'n GUTS
Games like GUNS 'n GUTS include Hotline Miami, Hotline Miami 2: Wrong Number, RUINER, My Friend Pedro, and CARRION. We matched them by the tags players give GUNS 'n GUTS on Steam (Action, Indie, Gore, Violent, and Top-Down Shooter): closest matches first, and among equally close ones the better-known games.

Hotline Miami
Shared: Action · Indie · Violent

Hotline Miami 2: Wrong Number
Shared: Gore · Action · Violent

RUINER
Shared: Action · Indie · Top-Down Shooter

My Friend Pedro
Shared: Action · Indie · Gore

CARRION
Shared: Gore · Action · Indie

Chivalry: Medieval Warfare
Shared: Action · Gore · Violent

Paint the Town Red
Shared: Action · Gore · Violent

Ape Out
Shared: Indie · Gore · Violent

The Hong Kong Massacre
Shared: Action · Gore · Violent

DOOM Eternal
Shared: Action · Gore · Violent

12 is Better Than 6
Shared: Action · Indie · Top-Down Shooter

Suit for Hire
Shared: Action · Gore · Violent

GORN
Shared: Action · Gore · Violent

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

People Playground
Shared: Gore · Violent · Indie

The Ascent
Shared: Action · Top-Down Shooter · Indie

Bright Memory: Infinite
Shared: Action · Indie · Gore

Blasphemous
Shared: Gore · Indie · Violent

Mortal Kombat 11
Shared: Gore · Action · Violent

Maximum Action
Shared: Action · Gore · Violent

DOKA 2 KISHKI EDITION
Shared: Gore · Action · Violent

171
Shared: Action · Indie · Gore

Nation Red
Shared: Action · Indie · Top-Down Shooter

Serious Sam 4
Shared: Action · Gore · Violent