Games like ThetaKill
Looking for games like ThetaKill? Here are top shooter recommendations with a science fiction focus, selected from player-similarity data — start with ExoBIT, Red Sky or Guard Protocol.
//SYNOPSIS You're in control of , a GIANT Stellar Combat Mech and "once again" the last hope for mankind. The ExoBIT can move with such speed in space, that a human eye can't follow. The ExoBIT Mech AI established a symbiotic connection to your brain, to transmit the results of 20 x 20 real time BIT scanners around your position. Connect to your ExoBIT now! Unleash mighty attacks, develop your str… If you enjoyed this game, see our list of games similar to ExoBIT.
View Game


- 52%Game Brain Score52% User Score 3 reviews
Red Sky Over the land of VOID-LAND, a land on the edge of an endless void, an evil from beyond the abyss takes control over key facilities with its evil minions, who teleport into these facilities with special warp gates. Its up to you to fight your way though every single facility which has fallen, and follow the trail of warp gates back to the source; defeating the army of possessed humans and … If you enjoyed this game, see our list of games similar to Red Sky.
View Game


Guard Protocol is a mech-based Vampire Survivors / Tower Defense hybrid where survival isn’t about winning, it’s about lasting as long as you can. Each wave grows stronger, every run ends in defeat, and the only question is: how long can you hold the line? Customize your mech across every system, legs, body, engine, generator, weapons, and shoulder mounts, to define your own playstyle. Between ru… If you enjoyed this game, see our list of games similar to Guard Protocol.
View Game


- 16%Game Brain ScoreMost mentioned positive aspects:graphics, humorMost mentioned negative aspects:music, story21% User Score 29 reviews
Koya Rift is an action-packed platform shooter that is built around circular, adaptive gameplay that emphasizes replay value by challenging the player with procedural content tuned to their skill level. In Koya Rift, the player must enter a hostile planet and destroy an alien race so the planet can be colonized. Each game, the player is dropped off at the surface and must venture into procedurally… If you enjoyed this game, see our list of games similar to Koya Rift.
View Game


- 82%Game Brain ScoreMost mentioned positive aspects:gameplay, storyMost mentioned negative aspects:graphics, optimization82% User Score 3,357 reviews
Receiver was created for the 7-day FPS challenge to explore gun handling mechanics, randomized levels, and unordered storytelling. Armed only with a handgun and an audio cassette player, you must uncover the secrets of the Mindkill in a building complex infested with automated turrets and hovering shock drones. If you enjoyed this game, see our list of games similar to Receiver.
View Game


- 56%Game Brain ScoreMost mentioned positive aspects:graphics, atmosphereMost mentioned negative aspects:story, gameplay72% User Score 29 reviews
700 years from now, Agent Silverman is a renowned Exorcist on the case of a missing person. His investigation leads him to a small ghost town called "Town of Machine". Uncover unspeakable horrors and fight the grotesque monstrosities that lurk in this forsaken place. If you enjoyed this game, see our list of games similar to Town of Machine.
View Game


- 57%Game Brain ScoreMost mentioned positive aspects:gameplay, graphicsMost mentioned negative aspects:optimization, stability57% User Score 68 reviews
Fast-paced, single-player FPS inspired by early 3-D shooters of the nineties. Become terrifying monster who tries to protect its lair from incoming waves of human enemies. Try to survive as long as possible using your fiery breath and super fluid movement system. If you enjoyed this game, see our list of games similar to Cathedral 3-D.
View Game


- 61%Game Brain ScoreMost mentioned positive aspects:graphics, musicMost mentioned negative aspects:gameplay, story72% User Score 36 reviews
Pixelpunk XL is a pixelated old school first person shooter with rogue-like game mechanics set in sci-fi environment. If you enjoyed this game, see our list of games similar to Pixelpunk XL.
View Game


- 67%Game Brain ScoreMost mentioned positive aspects:gameplay, atmosphereMost mentioned negative aspects:story, music95% User Score 21 reviews
Citadel Stormer 2 is an explosive retro-styled run & gun action platformer set in a world ruled by a tyrannical AI. Old School platformer action - Jump and dash past insta-kill traps. Blast through enemies. Collect ammo and health. Make it to the exit in one piece. And enjoy the fine balance between platforming and combat! 38 levels set in 6 unique environments - Eliminate all threats in the ch… If you enjoyed this game, see our list of games similar to Citadel Stormer 2.
View Game


- 58%Game Brain ScoreMost mentioned negative aspects:music, gameplay82% User Score 22 reviews
A virus has been unleashed that threatens global communications! Military tech specialists who enter systems in Virtual Reality are called in to battle the virus in a simulated world. They are the CyberDrifters. Enter Cyberspace in Virtual Reality and battle your way through a virtualized world armed with your Data-Disc and Cyber-Cycle! If you enjoyed this game, see our list of games similar to CYBERDRIFTER.
View Game


The space station suffered an unknown infection from space, the previously unknown X virus mutates, almost the entire crew of the station is infected, you need to stop the army of mutants until they break through to Earth and the judgment day begins! If you enjoyed this game, see our list of games similar to DooM in the Dark 2.
View Game


- 82%Game Brain ScoreMost mentioned positive aspects:gameplay, storyMost mentioned negative aspects:stability, grinding82% User Score 292 reviews
Roam the dystopian future city of New Babel, Mankind's Last Hope, in search of crimes in progress. Use lethal weapons, non-lethal force, and diplomacy to take down bad guys. If you enjoyed this game, see our list of games similar to miniLAW: Ministry of Law.
View Game


- 65%Game Brain ScoreMost mentioned positive aspects:story, gameplayMost mentioned negative aspects:replayability, grinding65% User Score 130 reviews
2039. Water is no longer environmentally sustainable supply. The complicated and unstable situation resulted in violent uprisings among themiddle-class across the globe. The world approaches its first week in state of emergency... If you enjoyed this game, see our list of games similar to Westboro.
View Game


- 71%Game Brain ScoreMost mentioned positive aspects:music, gameplayMost mentioned negative aspects:graphics, story86% User Score 29 reviewsCritic Score 80%2 reviews
Save the galaxy and its taste in music, in this self-inflicted bullet hell - Pew! Pew! Pew! Join the Laser Disco Defenders on their quest to defeat the evil Lord Monotone and prevent him from using the coveted Mirror Moon to force the galaxy into dancing along to his, and only his, tune. In this self-inflicted bullet hell you must stay on your toes as each laser beam fired ricochets off walls and… If you enjoyed this game, see our list of games similar to Laser Disco Defenders.
View Game


- 69%Game Brain ScoreMost mentioned positive aspects:atmosphere, replayabilityMost mentioned negative aspects:gameplay, music92% User Score 26 reviews
Cyberscape is a single-player FPS with RPG elements set entirely aboard a massive space station. Inspired by the deliberate pacing and mechanical depth of classic 90s shooters, the game focuses on exploration, character progression, and tactical combat within a single interconnected environment. The station is owned and controlled by a ruthless corporate Syndicate that treats people as expendable… If you enjoyed this game, see our list of games similar to Cyberscape.
View Game


- 97%Game Brain ScoreMost mentioned positive aspects:music, gameplayMost mentioned negative aspects:grinding, replayability97% User Score 198 reviews
BIRDCAGE is an arcade-style vertical scrolling shoot’em up inspired by genre classics, blending gritty pixel art sprites with 2.5D backdrops and a pumping retro soundtrack! Blast through 6 unique stages of bullet hell mayhem, facing off against enemy swarms using multiple shot types and rechargeable specials. Chase high scores by maintaining chains and kill rate. Strategically activate Hyperblade… If you enjoyed this game, see our list of games similar to BIRDCAGE.
View Game


GCS: Salvage Rat is a gritty, first-person space sim with permadeath and immersive salvage contracts. Explore a procedurally generated universe of hostile factions, dangerous asteroid fields, and derelict stations. Pilot a fully customizable ship, mine valuable resources, fight for control, and descend into abandoned hulks on foot in tense FPS missions. There are no second chances — your legacy is… If you enjoyed this game, see our list of games similar to GCS: Salvage Rat.
View Game


- 96%Game Brain ScoreMost mentioned positive aspects:gameplay, storyMost mentioned negative aspects:optimization, grinding96% User Score 2,947 reviews
Beyond Citadel is an anime style retro throwback shooter inspired by the classics of the 90's, with realistic gunplay mechanics, anime violence and fast paced combat. Fight your way through the heavily armed mechanical fortress and discover the secret that lies beneath. If you enjoyed this game, see our list of games similar to Beyond Citadel.
View Game


- 0%Game Brain Score0% User Score 1 reviews
Gather resources, craft items, kill others, raid houses, but don't get raided yourself If you enjoyed this game, see our list of games similar to Zero World.
View Game


- 98%Game Brain ScoreMost mentioned positive aspects:gameplay, graphicsMost mentioned negative aspects:optimization, grinding98% User Score 131 reviews
Follow Samuel , Sarah, and Clunky, on a perilous journey through Relic Odyssey: Ruins of Xantao. Brace yourself as you confront disgusting beasts, ruthless smugglers, and the enigmatic "Collector" - a mad man who will stop at nothing to obtain the power hidden within the ruins of Xantao. Adventure and CombatFight off creatures using an array of weapons and gadgets. Experience different types of en… If you enjoyed this game, see our list of games similar to Relic Odyssey: Ruins Of Xantao.
View Game


- 48%Game Brain ScoreMost mentioned positive aspects:musicMost mentioned negative aspects:graphics, gameplay77% User Score 13 reviews
Launch the SYNC protocol, where you are the ultimate weapon! Leap from foe to foe, commandeering different robotic synth’s abilities in a high-octane, first-person frenzy. Each enemy, a new synth for you to possess; every ability, your arsenal. Master the art of possession, and flip the pace of battle in a blink. As a Divergent AI, you are the embodiment of the SYNC protocol, designed to infiltr… If you enjoyed this game, see our list of games similar to SYNC.
View Game


- 39%Game Brain ScoreMost mentioned positive aspects:music, replayabilityMost mentioned negative aspects:gameplay, graphics59% User Score 17 reviews
War has started! Rangok Skies is a vertically scrolling arcade shooter inspired by the genre classics. Highly replayable with 4 different characters, each with their own unique ship, weapons, and bombs. Includes 2-player local co-op. If you enjoyed this game, see our list of games similar to Rangok Skies.
View Game


- 96%Game Brain ScoreMost mentioned positive aspects:gameplay, graphicsMost mentioned negative aspects:story, grinding96% User Score 56 reviews
Space - The Return Of The Pixxelfrazzer is an open-world sci-fi hack'n'slash. Your aim is to explore the inexhaustible amounts of destructible asteroid fields, spacestations and unknown planets of the universe. And maybe, one day you'll probably find out about one of the most unsolved mystery of our universe... the pixxelfrazzer. If you enjoyed this game, see our list of games similar to Space - The Return Of The Pixxelfrazzer.
View Game
- 91%Game Brain ScoreMost mentioned positive aspects:gameplay, storyMost mentioned negative aspects:optimization, grinding91% User Score 2,542 reviewsCritic Score 90%1 reviews
Receiver 2 simulates every internal part of each firearm based on manufacturer schematics and gunsmithing resources. Learn exactly how each sidearm works, including how to load and unload them, clear malfunctions, and operate their safety features. If you enjoyed this game, see our list of games similar to Receiver 2.
View Game


- 87%Game Brain ScoreMost mentioned positive aspects:graphics, gameplayMost mentioned negative aspects:story, replayability92% User Score 763 reviewsCritic Score 72%2 reviews
As the last surviving tank commander on Earth, single-handedly turn back the evil invading alien army, drive back the Titans across the Solar System, and defeat them on their homeworld... Titan Attacks has the same easy-to-learn and addictive gameplay of the classic arcade shoot 'em up If you enjoyed this game, see our list of games similar to Titan Attacks!.
View Game


- 63%Game Brain ScoreMost mentioned positive aspects:music, graphicsMost mentioned negative aspects:story100% User Score 14 reviews
Revo is a neon styled and classically inspired space shoot 'em up with an original, retro fueled synthwave soundtrack. If you enjoyed this game, see our list of games similar to REVO.
View Game


- 65%Game Brain ScoreMost mentioned positive aspects:gameplay, graphicsMost mentioned negative aspects:grinding65% User Score 124 reviews
How to survive on another planet teeming with monsters, if you are a bearded engineer? You must become Space Robinson! If you enjoyed this game, see our list of games similar to Space Robinson.
View Game


- 60%Game Brain ScoreMost mentioned positive aspects:atmosphereMost mentioned negative aspects:gameplay, graphics89% User Score 18 reviews
News has come back to Earth of an intergalactic war rapidly approaching. There is only one hope left. You. If you enjoyed this game, see our list of games similar to MadSpace: To Hell and Beyond.
View Game


- 86%Game Brain ScoreMost mentioned positive aspects:music, gameplayMost mentioned negative aspects:story, stability86% User Score 234 reviews
The Colony is expanding, the Saints of New Ultakaar in their path to Ascension (and to bring us Enlightenment) can call a... UUUBERMOSHH!! If you enjoyed this game, see our list of games similar to UBERMOSH Vol.7.
View Game


- 59%Game Brain ScoreMost mentioned positive aspects:gameplayMost mentioned negative aspects:graphics, music83% User Score 23 reviews
Space Runaway, a compelling intergalactic journey soaked in bullet hell. Enemy vessels, lasers and larger than life bosses coming at you full speed in a 16-bit authentic arcade experience like no other. It was created as an arcade mini-game within Wanted: Dead. If you enjoyed this game, see our list of games similar to Space Runaway.
View Game


- 79%Game Brain ScoreMost mentioned positive aspects:story, graphicsMost mentioned negative aspects:gameplay, optimization79% User Score 252 reviews
NeonCode is a one hour long cyberpunk-retrowave adventure game. It was inspired by classics such as the Blade Runner-movies, Miami Vice, Grim Fandango and the games of Telltale. If you enjoyed this game, see our list of games similar to NeonCode.
View Game


- 67%Game Brain ScoreMost mentioned positive aspects:graphics, atmosphereMost mentioned negative aspects:gameplay, grinding95% User Score 21 reviews
If you like the demo & want to know more, feel free to check out my kickstarter site Your first priority is to stay alive and get out of this place! To get out you need to: * Explore your... If you enjoyed this game, see our list of games similar to Lab 7: Cold Nights.
View Game


- 73%Game Brain ScoreMost mentioned positive aspects:music, gameplayMost mentioned negative aspects:graphics91% User Score 32 reviews
Hell Green Blue - is an immersive 2D action-adventure puzzle game that thrusts players into a world dominated by the malevolent red color, symbolizing evil and chaos. In a desperate attempt to save the world from imminent annihilation, a group of courageous heroes embarks on a treacherous journey deep into the dark catacombs of Hell. FEATURES Unique Color-Based Gameplay: "Hell Green Blue&qu… If you enjoyed this game, see our list of games similar to Hell Green Blue.
View Game
- 78%Game Brain ScoreMost mentioned positive aspects:story, graphicsMost mentioned negative aspects:grinding, optimization78% User Score 554 reviews
3089 is a futuristic, procedurally generated, open-world action role-playing game. All terrain, enemies, weapons, items, quests & more are uniquely generated. If you enjoyed this game, see our list of games similar to 3089.
View Game


- 80%Game Brain ScoreMost mentioned positive aspects:music, gameplay85% User Score 151 reviewsCritic Score 50%1 reviews
Developed by lone designer Rich Edwards with music created by legendary chiptune artist Syphus, Pineapple Smash Crew is a fast paced tactical blast-em-up! PSC features tight squad formation shooting, aliens, robots, zombies and grenades- loads and loads of grenades! Level up and choose wisely from an assortment of devastating grenade-launched weaponry... PSC's unique modern-retro flavour will take… If you enjoyed this game, see our list of games similar to Pineapple Smash Crew.
View Game


- 66%Game Brain ScoreMost mentioned positive aspects:graphics, humorMost mentioned negative aspects:gameplay, story81% User Score 32 reviews
Alone on Mars is a 2D survival shooter on Mars. The gameplay is a platformer with a mixture of sandbox and Tower Defense. If you enjoyed this game, see our list of games similar to Alone on Mars.
View Game


- 75%Game Brain ScoreMost mentioned positive aspects:gameplay, graphicsMost mentioned negative aspects:optimization, grinding74% User Score 128 reviewsCritic Score 75%6 reviews
ROOT is a cyber espionage themed stealth FPS that lets you play it how you want: whether creeping along corridors undetected or bursting into rooms to blow away all adversaries. Cyber terrorism is a dangerous profession, and risks have real consequences. If you enjoyed this game, see our list of games similar to ROOT.
View Game


Imagine "Doom" but in Heaven. Demons, evil creatures, and rebellious warriors have taken over the Kingdom, and it's your job to restore order to paradise. Fight to protect the Garden of Eden and defeat the Prince of Darkness. If you enjoyed this game, see our list of games similar to Gates of Eden.
View Game


Hi there dear jammers and bullet hell aficionados! For the GDTV Gamejam 2023 we had to create a game with the underlying theme "Life in 2 dimensions". For some time we dreamed of making a bullet hell shooter and wanted to combine it with a dark futuristic setting. All of the art is made by our small team of 2 people. We didn't use any free unity assets except a skybox which the player cannot see a… If you enjoyed this game, see our list of games similar to Recall Dimensions.
View Game


- 40%Game Brain Score40% User Score 1 reviews
The brutal Onion Empire has been relentlessly trying to conquer and enslave the entire vegetable world. As a vegetable commando, you're the resistance's last best hope in ending this bitter war. Play as one of three different vegetable commandos, and fight through procedurally-generated battlefields scarred with desperate trenches and pockmarked with ever increasing artillery craters to reach the … If you enjoyed this game, see our list of games similar to Daikon Hero.
View Game


An adventure of a girl who wakes up in a strange place. Not remembering who she is or where she is, trying to survive, she attempts to escape. Combat skills buried in her subconscious, a blaster, and a suit enhancing her physical abilities are her only allies. The staff's correspondence is her only clue to learn anything about herself and the place that has no windows. ‘Number 8’ is a scien… If you enjoyed this game, see our list of games similar to Number 8.
View Game


Parkan: Iron Strategy is a FPS-RTS spin-off to the Russian space sim series Parkan by Nikita. If you enjoyed this game, see our list of games similar to Parkan: Iron Strategy.
View Game


- 30%Game Brain ScoreMost mentioned positive aspects:gameplay, musicMost mentioned negative aspects:story, graphics30% User Score 1 reviews
Malware Derby High octane car combat arena shooter set inside of computer. You playing as virus who is forced to fight other viruses to advance further inside of computer to get information or cause havoc. Features: -8bit graphics inspired by ZX Spectrum -FM Synth Soundtrack -Fast paced action -FPS controls -28 arenas -4 playable characters If you enjoyed this game, see our list of games similar to Malware Derby.
View Game


- 38%Game Brain ScoreMost mentioned positive aspects:gameplay, musicMost mentioned negative aspects:graphics, optimization64% User Score 11 reviews
NEO Near - Earth - Object. Sci-fi action adventure puzzle video game. Futuristic design 3d environment & first person view. You are an artificial specialist and take part in a space expedition, whose mission is to explore and investigate a strange and mysterious space installation. If you enjoyed this game, see our list of games similar to NeuroMatrix.
View Game


Game overviewYour bullet is my bullet! It's up to you to avoid it, such as being hit. A unique rule-reversing Shmup "Return Ace" that hits the enemy's army and boss with a barrage from the front. By the time he woke up, the situation had already been decided. He was given neither more power nor a sturdy body. It is the "power to return" everything. The battle began, guided … If you enjoyed this game, see our list of games similar to Return Ace.
View Game


GunTruck Patrol: PvE Tactical Retro Physics Shooter with Networked Sandbox AI system Featuring: Bots in turrets vs playersNetworked physics with burning ragdolls Autonomous vehicles Coop gameplayTactical ai-based coop missions with blend of intense firefights, stealth, and vehicle interaction. a game by Starr Moore aka Harntrox As the team leader of a long-range guntruck patrol, you play … If you enjoyed this game, see our list of games similar to GunTruck Patrol.
View Game


- 43%Game Brain ScoreMost mentioned positive aspects:atmosphereMost mentioned negative aspects:gameplay, story69% User Score 13 reviews
Porcupine's Fate is an atmospheric first-person sci-fi horror shooter with puzzles, mysteries, and melancholic undertones. This is Chapter 1 in a six-chapter game. If you enjoyed this game, see our list of games similar to Porcupine's Fate.
View Game


Capitán Kalani it’s a 2D action platformer game inspired in the old NES games, having big influence in titles like Batman, Megaman, Shatterhand and others. The history is set in a future where the life is comfortable above the clouds and the machines are a big part of the daily basis. Taking inspiration from the old NES games, the difficulty scales considerably, the mechanics are the basics … If you enjoyed this game, see our list of games similar to Captain Kalani Definitive Edition.
View Game


This is what happens when you do not brush your teeth. If you enjoyed this game, see our list of games similar to Flurius.
View Game


Survive the ultimate outbreak in this 4-player co-op horror experience powered by Unreal Engine 5. Explore a new hospital and two famous psychiatric hospitals from the saga in the aftermath of a fire. Manage your resources and use flamethrowers to eradicate a massive organic infestation, destroying the 'Mother Organism' by launching the emergency protocol in SOLO mode or with friends hosting and j… If you enjoyed this game, see our list of games similar to County Hospital Outbreak.
View Game

















































