Top similar games like CTHON:

Embark on a distorted journey as Voidwalker, battling chaotic entities and unraveling secrets to save your universe. With retro graphics and the Quake engine, brace yourself for intense first-person shooter combat.

Death is only the beginning. Crawl from your grave and gear up to fight your way through the ranks of a mysterious and twisted cult. You, your guns, and your dynamite will have to shoot, slide, blast, duck, dodge, and maybe throw a gib or two to survive in this old-school-inspired shooter.

Prodeus is a first-person shooter of old, re-imagined using modern rendering techniques and technology. Experience the quality you’d expect from a modern AAA game, designed with retro aesthetics and gameplay that invoke the tech-imposed limits of older hardware.

STRAFE® is the worlds bloodiest roguelike first-person shooter! Featuring mind melting secrets and persistent gore that allows you to paint levels red with the excessive entrails of your enemies. 30+ weapons, 20+ enemies, & a red hot soundtrack.

In the year 202X, the world is "YAMI"...! To save the world, go to hell and kill all the demons. Yes, just like ordering a Frappuccino at a cool cafe!

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!

Trailer Park Zombies is a survival roguelite shooter with random procedural levels. Shoot endless waves of zombies. Select your favorite hillbilly character, find the best level ups and weapons. How long are you able to survive in the trailer park?

Load up your Boltgun and unleash the awesome Space Marine arsenal to blast your way through an explosion of sprites, pixels and blood in a perfect blend of Warhammer 40,000, frenetic gameplay and the stylish visuals of 90’s retro shooters.

Collect crazy power-ups, upgrade your weapons into tools of destruction, and escape from the robotic zombie horde - alone, or with friends.

A fast-paced, Quake-like retro FPS in a Victorian era steampunk setting with Lovecraftian monsters, distorted time and gravity, and crazy weapons.

Play the enhanced version of the original game released on the Nintendo 64 in 1997. Years have passed since you stopped Hell’s invasion of Earth. Quarantined for humanity’s safety, the UAC research facilities on Mars were abandoned and forgotten...until now.

Kill. Kill. Die. Repeat. Blunt Blade and a Hundred Halls is a game about slaying monsters in a dungeon to grind their meat as an offering to the devil who lives in your basement walls. A retro-styled, fast-paced, rogue-lite slash 'em up with lots of blood and gore.

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).

V.R.G. is a FPS cross between a retro-style and a modern-style , Defeat enemies and get combos to improve operability, and eat scatter pieces of meat to recover.

Shrine is a retro FPS game about a skinless dude killing eldritch monstrosities with his nightmarish arsenal.

Shrine II is a retro FPS game with a focus on atmosphere and exploration. Explore a nightmarish world and battle great bosses where the surprises never end...

Progress through the cursed depths of a nightmare while finding an arsenal of powerful weapons and improving your abilities along the way. This retro-inspired FPS with looter shooter and rogue-lite elements breaches the wall between classic and modern gameplay.

Blast, slice and shred through your enemies in this hardcore FPS inspired by the icons of the '90s, powered by the legendary Quake-1 Tech. Taking place in a realm left to rot, take up arms, unearth long-forgotten secrets and hunt down the Guardians of the Old World.

Prepare for terror in this ground-breaking classic old-school FPS. Following the destruction of Time you are left to battle in this horrific hellhole of multilevel interconnected missions populated by gruesome grotesque creatures.

3D Realms, creators of Duke Nukem 3D, Prey, and Max Payne, are excited to team up with Voidpoint to bring back the legendary Build Engine, famously known for classic first-person shooters like Duke Nukem 3D, Shadow Warrior, and Blood. Ion Fury is the real deal!

As part of the elite Rhino Squad, you must spearhead Earth’s military invasion of a hostile alien homeworld. But, in this desperate war for humanity’s survival against an unrelenting enemy, you may discover that the only way to defeat them...is to become one of them.

Forgive Me Father is a dark retro horror FPS set in a comic book style world inspired by the novels of H.P. Lovecraft. As the only one left with full senses, you begin a journey in search of answers and relief. How long can you last?

A fast-paced boomer shooter set in a strange mountain town. Blast through enemies, explore deadly levels, and fight to survive. Inspired by classic '90s games.

The Apogee Throwback Pack is a collection of four classic Apogee Software titles all in one kick ass package. Blast your way across the galaxy as British Special Agent Blake Stone in "Aliens of Gold" and "Planet Strike", then take on an ancient evil menace as the H.U.N.T in "Rise of the Triad".

A blood-fueled roguelite FPS inspired by Doom and Vampire Survivors — but instead of one arena, explore cursed labyrinths that reshape every run. Draft brutal perks, wield occult firepower, and survive escalating horrors with a retro shooter soul.

Enter Paradise as Johnny Turbo—half-metal, half-human, all-murder machine. Clean up the streets with a chainsaw leg, 15+ weapons and your hovercar as you battle the rogue AI Syn, rival bounty hunters and cyberpunks aplenty. Apogee’s most outrageous FPS since Duke Nukem 3D. Good hunting, Sir!

Monster Bullets is a first-person roguelite where each monster has a specific weakness. Quickly load the correct bullet for each monster and fire them off! Experiment with upgrades on each procedurally generated attempt and try to slay the goblin king!

An ancient evil has awoken in the depths of a remote mining asteroid, stirred from its slumber by man's lust for power. Unaware, you answer a distress call and become stranded, surrounded by monstrous foes. Unravel the mystery of this madness and stop its spread in this horror retro shooter!