Games like Christmas Mutilator
Games like Christmas Mutilator include Outlast, Dead by Daylight, Hotline Miami, Resident Evil 7 Biohazard, and Outlast 2. We matched them by the tags players give Christmas Mutilator on Steam (Gore, Violent, Action, Adventure, and Indie): closest matches first, and among equally close ones the better-known games.

Outlast
Shared: Gore · Horror · Psychological Horror

Dead by Daylight
Shared: Gore · Horror · Violent

Hotline Miami
Shared: Violent · Action · Gore

Resident Evil 7 Biohazard
Shared: Gore · Horror · Action

Outlast 2
Shared: Gore · Horror · Violent

The Beast Inside
Shared: Adventure · Horror · Action

Maid of Sker
Shared: Gore · Action · Adventure

Resident Evil Village
Shared: Action · Horror · Gore

Amnesia: The Dark Descent
Shared: Gore · Horror · Psychological Horror

The Evil Within 2
Shared: Gore · Horror · Action

Manhunt
Shared: Gore · Violent · Action

CARRION
Shared: Gore · Action · Violent

Escape the Backrooms
Shared: Horror · Adventure · Psychological Horror

Granny: Chapter Two
Shared: Gore · Adventure · Violent

Five Nights at Freddy's: Security Breach
Shared: Horror · Adventure · Stealth

The Forest
Shared: Adventure · Horror · Action

The Dark Occult
Shared: Action · Adventure · Violent

Lucius
Shared: Gore · Adventure · Horror

Trepang2
Shared: Gore · Violent · Action

DOOM Eternal
Shared: Gore · Action · Violent

Remothered: Tormented Fathers
Shared: Action · Adventure · Horror

Clive Barker's Hellraiser: Revival
Shared: Gore · Action · Violent

[Chillas Art] Aka Manto
Shared: Violent · Gore · Indie

Ready or Not
Shared: Horror · Action · Violent