Games like Primordian
Games like Primordian include DOOM Eternal, BioShock Infinite, Bulletstorm: Full Clip Edition, Blood Trail, and Middle-earth: Shadow of War. We matched them by the tags players give Primordian on Steam (Adventure, Gore, Violent, Action, and Early Access): closest matches first, and among equally close ones the better-known games.

DOOM Eternal
Shared: Gore · Action · Violent

BioShock Infinite
Shared: Action · Adventure · Shooter

Bulletstorm: Full Clip Edition
Shared: Gore · Adventure · Action

Blood Trail
Shared: Gore · Violent · VR

Middle-earth: Shadow of War
Shared: Action · Adventure · Violent

Serious Sam 4
Shared: Gore · Action · Adventure

Wolfenstein II: The New Colossus
Shared: Gore · Action · Violent

Blade and Sorcery
Shared: Gore · VR · Violent

DOOM
Shared: Gore · Action · Shooter

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

DOOM: The Dark Ages
Shared: Action · Gore · Dark Fantasy

Pavlov
Shared: VR · Action · Shooter

RoboCop: Rogue City
Shared: Action · Gore · Adventure

Necromunda: Hired Gun
Shared: Adventure · Action · Gore

BONEWORKS
Shared: VR · Action · Adventure

Hard Bullet
Shared: VR · Violent · Action

DOOM VFR
Shared: Gore · VR · Action

Half-Life 2
Shared: Action · Adventure · FPS

Gears 5
Shared: Adventure · Action · Gore

Space Hulk: Deathwing - Enhanced Edition
Shared: Action · Adventure · Shooter

Half-Life: Alyx
Shared: VR · Shooter · Action

BONELAB
Shared: VR · Action · Violent

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

Hellsplit: Arena
Shared: Gore · VR · Action