Top similar games like Undead Mayhem:

Mega Zombie Explosion is Zombie killing game where you need to survive the Zombie Waves there is lot of Zombies to kill and you need talent to do it. But there is a help many different weapons to kill the zombies and Cool Background Rock Music.

In FOREST OF THE DEAD you must survive huge waves of undead. You are stranded in the middle of the forest. No help, no hope. Your only chance is to defend yourself with the available weapons against the approaching find and stay alive as long as possible.

The apocalypse is here. Zombies flood in from all sides. You have 80 days until the rescue team arrives. Your desperate struggle for survival begins now!

Necro Siege is a First-Person Action Horror Shooter in a world where humanity is on the brink of extinction as otherworldly abominations rise from the shadows. Journey through forsaken realms confronting zombies, demons, and other nightmares in a desperate fight against the end of all things.

Welcome to Project R.I.P. , control AI driven Agents in the battle against hordes of demons. Show your skills on the battlefield and on Global Leaderboards in this Singleplayer Horror Survival First Person Horde Shooter.

After awakening in an abandoned underground complex destroyed by a failed experiment, you must fight to survive and uncover the truth behind Live-D Corporation. Use your surroundings, manage your resources, and find a way out alive.

CROSSBOW: Bloodnight is a frantic score-attack arena shooter set in a world of camp horror and gore. Master the occult powers of your automatic crossbow and fight for every second of survival against a relentless demonic horde! Hunt. Die. Hunt again.

Resurrection is a wave-based indie FPS by Bad Dev Studios. Fight endless, aggressive zombie hordes in a burning city. spend points at the random weapon box for better firearms, manage your ammo, and use precision sniping to survive increasingly difficult waves.

A round based zombie killing experience. Each wave will be harder than the last; with bosses showing up at possibly the worst of times. Good luck you will need it.

L.S.S the fast paced wave shooter returns with all new game mechanics and enemy types to make the game even faster!

IMHA is a first-person shooter set on an island ravaged by a demon invasion. Battle your way through endless hordes of enemies and survive the onslaught of relentless ghouls and demons.

You have 10 Minutes to Kill 100 Solicitorz trying to invade your little peaceful vacation cabin in the woods. Use your handy dandy weapons to eradicate those imposters! Good night and Good Luck!

Experience the heart-pounding action of Void Bound, a fast-paced multiplayer FPS with round-based survival gameplay. Fight off hordes of demonic enemies that grow stronger with each passing wave as you and your friends try to survive.

Something evil has awoken, something ancient. An unholy force lurks in the shadows and the darkness of night. As fate would have it, you must now face this evil. To survive, you must fight, solve puzzles, and unravel the mystery of this ancient and unholy legacy.

Survive a brutal open-world zombie apocalypse where you become the character! Scan your face, drop into multiplayer chaos, and fight to rebuild civilization. Scavenge, craft, loot, and defend—how long can you last in You Will Rot?

Rogue Planet is a short action horror FPS game based on the Mayan Phenomenon of 2012. Made over the course of 3 years as my first game using GameGuru. A personal passion project.

Glass Monsters is a single-player first-person 3D survival shooter where you fight off waves of monsters on beautiful and varied procedural glass arenas, using different weapons, destructible environments, and constant repositioning to survive.

"Last patient" is a short first-person horror shooter with a frightening atmosphere.

Trapped in a decaying prison overrun by the undead, you must fight, scavenge, and survive. Undead Sentence is a retro-style survival horror FPS with brutal combat, atmospheric levels, and zero forgiveness.

Hit of Chernobyl is a Survival FPS. The action takes place in the Zone, which was heavily polluted after a mysterious disaster. Marauders, journalists and just adventurers began to illegally enter the Zone. Many of them disappeared without a trace, and some lucky ones returned with unique artifacts.

In a galaxy far away a world is facing doomsday. As nations rise against each other the world is plunged into chaos. Many illegal groups such as gangs and independent militias and demonic cults take the advantage of the situation to expand. Your task is to assassinate a demon dubbed Lord of Terror.

PERISH is a stylish 1-4 player FPS with a cross to bear. Slay hordes of creatures on the black sands of Purgatory and sell their gold-stained corpses to craven priests. Kill magnificent bosses and use the proceeds to gain entrance to Elysium, a place of cosmic revelations.

This is the free prologue version of Entropic Decay, a fast paced, but slow burn horror/action FPS inspired by games from the late 90's through early 2000's. Enter volatile scenarios filled with danger, from both the living and the dead, where wits are as crucial as brawn...

Hellbreach: Vegas is a Wave-based First-Person Shooter for 1-4 players, made with passion by a one man dev team! Set your loadout, kill, and earn cash. Take a spin on the various slot machines and level up to improve your survival chances. Are you ready to try your luck?

The Arrow is a wave-based horror shooter set in a world reshaped by a religious military sect. Fight alone or with friends as you push through war‑torn ruins in a crusade to spread the one true god.

Obliterate heretics in the name of the Emperor in Warhammer 40,000: Boltgun 2! Play as Ultramarine Malum Caedo or Sister of Battle Nyra Veyrath in this sequel to retro FPS Warhammer 40,000: Boltgun with MORE enemies, MORE weapons, and NEW ways to purge!

Fight through relentless demon hordes in a fast-paced and retro-inspired arena shooter, where mastering speed, strategy, and precision will push you to the top of the leaderboard.

Revelations is a zombies passion project created solely by me, Brock de Beaubien. It's heavily inspired by bo2 and bo3 zombies.

Hollowforge is a fast-paced stealth/action FPS where you explore a decaying mining complex overrun by monstrous experiments. Sneak, shoot, and survive using an array of weapons while conserving resources. Uncover the dark secrets of a megacorporation in this atmospheric, immersive world.

AROUND EVERY CORNER. Face against stealthy antagonists that will take advantage of your expectations.

A Brutal, Action Horror FPS. Fight for your survival against a malevolent omen that has awoken. Will you stop this Evil... or fall victim like the rest?

Grab your sawed-off, cast some sigils, and face the never ending nightmare head on in Venison County. Blast your old neighbors into undead venison giblets, master weapon specific active reloads, and limitlessly combine slain cultists' sigils for their sinful buffs (if you can withstand God's wrath).

In this short FPS horror experience you are thrown into a maze where the game's state shifts between Nightmare and Dream, you are hunted by the monster Bartholomew in the nightmare and you get to hunt him in the dream. Upgrade your revolver, stock up on traps and kill Bartholomew.