Games like Primal Instinct

Hidden Deep is a 2D sci-fi thriller game set in a sub oceanic mining and research facility, where you lead a team to discover what happened to the previous researchers who went missing. Utilize specialized equipment, give orders to your team, and defend against horrific alien life forms and other unknown dangers. The game features multiple game modes, including a single-player option.

In "Sky Break" , humanity is at risk from a deadly virus and you are part of a team sent to Arcania to find a cure. The planet's drones have turned against humans, so you must hack mechas for allies and evolve their skills to survive. The storm and its elements are a constant threat, and you must also avoid or overcome them to complete your mission.

"Epigenesis is a multiplayer shooter/sports game where two teams compete in a futuristic, non-lethal ball game. Players use gravity cannons to navigate platforms and score goals, with the ultimate goal of capturing towers and constructing a node system. Teamwork, tactics, and precision are crucial as you strive for eternal glory in this unique game."

"Executive Assault" is a real-time strategy and first-person shooter game hybrid. Players can build and manage their own bases, while also controlling individual units in FPS combat. The game features intense PvP and AI combat, with a focus on strategic base building and tactical unit control. Overseeing every aspect of your company is crucial for success, from researching new technologies to commanding your soldiers in battle.

"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.

Shoot Voxel zombies in VR! Utilize an arsenal of weapons to eliminate the approaching brain-hungry zombies. Don't be fooled by their cute appearance! Resilient zombies, helicopters and huge bosses are closing in to seal your doom. Can you survive the Voxzombocalypse?

In Knights Within, humanity battles to survive against dominant wraiths using advanced technology and powerful gear. Players undertake procedurally generated missions, facing escalating challenges with randomized modifiers that keep each run unique. Customize your class and team up with friends to fend off relentless enemy hordes and protect mankind.

In Relentless Frontier, you play as Noah Gansky, a combat engineer fighting to save a doomed terraforming colony from alien bugs, cultists, and super-soldiers. Utilize agility, an Omniaxe weapon, and environmental tactics to survive and uncover secrets on Ross 128-b. Upgrade your arsenal and revisit areas to overcome new challenges and escape the Solar Dominion.

Space Raiders in Space is a wave defense roguelike mixing squad management and tower defence mechanics. Command your almost competent crew to loot weapons and supplies, build defenses, and fight their way through the Bugpocalypse.

"Monolithic Christmas Night" is a fangame of Five Nights at Freddy's and Star of Providence, with a unique twist of typing on a Writing Module to complete nights. The game features 5 nights with cutscenes and bullet-hell boss fights, as well as custom night mode and other gamemodes. Players must type quickly to survive as a gang of 12 crooks attempts to get them. Controls are available for both mouse and keyboard.