Games like Undead Citadel
Games like Undead Citadel include Blade and Sorcery, Resident Evil 7 Biohazard, The Walking Dead: Saints & Sinners, Hellsplit: Arena, and GORN. We matched them by the tags players give Undead Citadel on Steam (Zombies, Swordplay, Physics, Medieval, and Fighting): closest matches first, and among equally close ones the better-known games.

Blade and Sorcery
Shared: VR · Swordplay · Gore

Resident Evil 7 Biohazard
Shared: VR · Zombies · Gore

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

Hellsplit: Arena
Shared: VR · Swordplay · Gore

GORN
Shared: VR · Gore · Violent

Half Sword
Shared: Physics · Swordplay · Medieval

Resident Evil Village
Shared: Zombies · VR · Action

Dying Light
Shared: Zombies · Horror · Gore

Chivalry: Medieval Warfare
Shared: Medieval · Swordplay · Gore

MORDHAU
Shared: Medieval · Swordplay · Gore

FOR HONOR™
Shared: Swordplay · Medieval · Fighting

Paint the Town Red
Shared: Violent · Gore · Fighting

Arizona Sunshine® VR Legacy
Shared: VR · Zombies · Action

BONEWORKS
Shared: VR · Physics · Action

Resident Evil 4
Shared: Zombies · Action · Horror

Left 4 Dead 2
Shared: Zombies · Action · Gore

Pavlov
Shared: VR · Zombies · Action

Resident Evil 2
Shared: Zombies · Gore · Horror

Legendary Tales
Shared: VR · Swordplay · Medieval

BONELAB
Shared: VR · Physics · Violent

Hard Bullet
Shared: VR · Physics · Violent

Back 4 Blood
Shared: Zombies · Gore · Action

Swordsman VR
Shared: VR · Swordplay · Violent

SURV1V3
Shared: VR · Zombies · Action