Games like Halodoom

"ADACA is a single-player Horror Open World game with an intriguing story and awesome game mechanics. As Jessy Thorn, manipulate your environment with a gravity-manipulating robotic arm to fight enemies and solve puzzles in this sandbox FPS. Patrol the Exclusion Zone as Sgt. Lexi Abrams in an alternate campaign. Experience wonderful visuals, good music, and a haunting atmosphere in this episodic adventure."

"Serious Sam Fusion 2017" is a shooter game that offers a variety of playing options, including single-player, 2-player, and multi-player co-op modes. The game brings together several Serious Sam games with upgraded features and patches, as well as VR versions. Fantastic game mechanics and spectacular graphics will make you laugh throughout your gaming experience.

"Super Mutant Alien Assault" is a challenging arcade-style platformer where you fend off alien attacks on a spaceship. With rapid fire levels and randomized objectives, enemies, and vending machines, each playthrough is unique. Unlock and master a variety of weapons, abilities, and perks to survive and save humanity across three galaxies.

"Toxikk is a Sci-Fi shooter game with smooth gameplay, impressive visuals, and a great soundtrack, reminiscent of 90's FPS classics. Enjoy 2-player co-op, single-player, or multiplayer matches, with no competitive disadvantages for the free version. Experience all maps by earning XP and unlocking them, with a thriving community on Discord to answer any questions."

"Outbreak: The New Nightmare" is a survival horror game set in a city overrun by the undead. Players must scavenge for supplies, face off against zombies, and try to escape with their lives. The game features local co-op play for up to two players and high definition 3D graphics. It is a chilling love letter to classic 90s survival horror games.

Spartan Survivors is a roguelite bullet hell game where players fight through hordes of Covenant and Flood across 10 challenging levels. With 8 unique characters, 21 weapons evolving into 105 variations, and customizable difficulty and perks, the game offers deep replayability and intense survival action. Tailor your experience and enjoy hours of fast-paced, mindless fun.

"Command & Conquer Renegade™" is a first-person shooter set in the iconic Command & Conquer universe. Play as Havoc, the GDI Commando, and utilize brute force, stealth, and strategy to defeat the Brotherhood of Nod. Explore full-scale structures, commandeer lethal vehicles, and choose from a variety of weapons to bring down your enemies in this immersive and action-packed game.

"IllWill is a highly anticipated old-school shooter game, built on Unreal Engine 4, bringing the classic styles of Doom, Quake, Blood, and Serious Sam. Prepare for a bloody, comedically brutal experience, battling hordes of monsters with a variety of weapons, across breathtaking locations. Look forward to striking visuals, polished gameplay, and a stellar soundtrack that gets into your very soul."

"Murder Miners is a Halo-inspired game with unique Infection mode, where one player starts as a zombie and infects others. Features include wall-jumping, unlimited sprint, multi-directional dashing, and alt-fire modes. Players can build forts or dig through walls, and level up their zombies by feasting on player corpses."

Unreal Tournament 2004 is a multiplayer first person shooter that combines the kill-or-be-killed experience of gladiatorial combat with cutting-edge technology. Ten game modes - both team-based and "every man for himself" -- provide even the most hardcore gamer with palm-sweating challenges through unbelievably detailed indoor arenas and vast outdoor environments. As the ultimate techno-gladiator …