Games like The Source of Evil
Games like The Source of Evil include Blade and Sorcery, The Walking Dead: Saints & Sinners, GORN, Kindergarten 2, and CARRION. We matched them by the tags players give The Source of Evil on Steam (Gore, Violent, Adventure, and Indie): closest matches first, and among equally close ones the better-known games.

Blade and Sorcery
Shared: Gore · VR · Violent

The Walking Dead: Saints & Sinners
Shared: Gore · VR · Adventure

GORN
Shared: Gore · Violent · VR

Kindergarten 2
Shared: Gore · Adventure · Violent

CARRION
Shared: Gore · Violent · Indie

Granny: Chapter Two
Shared: Adventure · Gore · Indie

Vertigo Remastered
Shared: Adventure · Indie · Gore

Hotline Miami
Shared: Violent · Indie · Gore

Hellblade: Senua's Sacrifice VR Edition
Shared: Adventure · Violent · Indie

Blasphemous
Shared: Gore · Violent · Indie

People Playground
Shared: Gore · Violent · Indie

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

SURV1V3
Shared: VR · Adventure · Indie

DOKA 2 KISHKI EDITION
Shared: Gore · Violent · Indie

Kindergarten
Shared: Gore · Violent · Adventure

Paint the Town Red
Shared: Gore · Violent · Indie

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

Hard Bullet
Shared: Violent · VR · Indie

Serious Sam 4
Shared: Gore · Violent · Adventure

The Walking Dead Onslaught
Shared: VR · Adventure · Gore

Granny
Shared: VR · Indie · Adventure

Home Sweet Home
Shared: Gore · Adventure · Indie

Resident Evil 7 Biohazard
Shared: Gore · VR · Violent

Rage Wars
Shared: Gore · Violent · Indie