Games like Imposter in Space Horror

92%Game Brain Score

Most mentioned positive aspects:gameplay, story

Most mentioned negative aspects:grinding, stability

95% User Score Based on 39,863 reviews

Critic Score 78%Based on 1 reviews

Barotrauma is a 2D online multiplayer game taking place in a submarine travelling through the icy depths of Jupiter’s moon Europa. The bone-crushing pressure outside the submarine, the strange creatures inhabiting the ocean and the potentially dangerous equipment and machines on board ensure that the tiniest slip can turn the game into a chaotic struggle for survival. The game is heavily inspired… If you enjoyed this game, see our list of games similar to Barotrauma.

86%Game Brain Score

Most mentioned positive aspects:gameplay, story

Most mentioned negative aspects:grinding, stability

86% User Score Based on 9,078 reviews

Embark on a space journey with your patched-together crew of civilians in search of a new home. Build spaceships tile by tile, create optimal gas conditions, manage the needs and moods of their crew, encounter other space-faring groups, and explore the universe in this spaceship colony sim. If you enjoyed this game, see our list of games similar to Space Haven.

88%Game Brain Score

Most mentioned positive aspects:gameplay, graphics

Most mentioned negative aspects:stability, grinding

88% User Score Based on 736 reviews

JOIN OUR OFFICIAL DISCORD COMMUNITY About the GameCamera is ready. Lens are set! Batteries are full. So let the streaming begin! Deadly Broadcast team is always on the hunt for mysterious paranormal events and abandoned cursed places for you followers. Select your Character and Start your Career!There are 8 characters in the game and you can start your career by selecting any of them. Each stre… If you enjoyed this game, see our list of games similar to Deadly Broadcast.

77%Game Brain Score

Most mentioned positive aspects:story, gameplay

Most mentioned negative aspects:grinding, stability

77% User Score Based on 2,112 reviews

Between the Stars is a space action game with RPG growth and real time combat that places you at the helm of an interstellar cruiser. Your mission will be to protect the civilized world from the Children of the Sun, a faction that dominates border planets in the known universe. In order to undertake your mission you must cross the galaxy, face new challenges at each warp jump, and make difficult d… If you enjoyed this game, see our list of games similar to Between the Stars.

68%Game Brain Score

Most mentioned positive aspects:gameplay, graphics

Most mentioned negative aspects:story, grinding

64% User Score Based on 1,473 reviews

Critic Score 72%Based on 20 reviews

Explore a vast universe in this roguelike, ship building, FPS Genesis Alpha One mixes thrilling roguelike mechanics with a deep ship builder and fast first-person action, putting you in the role of an interstellar pioneer. As the Captain of a Genesis starship, you journey into uncharted space on the ultimate mission. Build and manage a space vessel, farm resources, deal with terrifying alien infes… If you enjoyed this game, see our list of games similar to Genesis Alpha One.

45%Game Brain Score

Most mentioned positive aspects:graphics, gameplay

Most mentioned negative aspects:stability, replayability

38% User Score Based on 485 reviews

Critic Score 56%Based on 6 reviews

Take the role of Captain in this Space Survival Simulation as you explore a massive star system in search of a new home for humanity. Outfit your ship, hand pick your crew and set off on a journey through an open-world where you must scavenge resources, shelter civilians and outrun a hostile alien force. If you enjoyed this game, see our list of games similar to Into the Stars.

80%Game Brain Score

Most mentioned positive aspects:atmosphere, gameplay

Most mentioned negative aspects:grinding, replayability

80% User Score Based on 184 reviews

Capsule is a single-player survival game played entirely through a radar interface. Players navigate a hostile landscape, learn about their surroundings, and unravel a classic sci-fi story in the process. Best played in a dark room with headphones. In a strange and hostile place, something has gone very, very wrong. You wake up inside a small capsule, trapped, with no view of the outside world. T… If you enjoyed this game, see our list of games similar to CAPSULE.

91%Game Brain Score

Most mentioned positive aspects:gameplay, story

Most mentioned negative aspects:music, optimization

91% User Score Based on 534 reviews

Scavenger SV-4 is a highly replayable atmospheric first-person science fiction game. Part simulator, part roguelike, it has elements of action, combat, resource management, and a dash of horror. It is not quite like any game you have played before. If you enjoyed this game, see our list of games similar to Scavenger SV-4.

64%Game Brain Score

Most mentioned positive aspects:story, gameplay

Most mentioned negative aspects:grinding, replayability

64% User Score Based on 573 reviews

Can you survive the alien onslaught? Alien Breed 2: Assault is the second chapter in the Alien Breed series, and is an explosive science fiction arcade-shooter with an epic story, swarms of highly intelligent alien enemies, high-impact weaponry, highly detailed and rich environments, developed using Epic Games' Unreal Engine 3. Take control of the hero, Conrad, the ship’s Chief Engineer, and conti… If you enjoyed this game, see our list of games similar to Alien Breed 2 Assault.

68%Game Brain Score

Most mentioned positive aspects:story, gameplay

Most mentioned negative aspects:stability, grinding

68% User Score Based on 308 reviews

Claire is alone, lost, and hunted. The world has quickly becomes shrouded in darkness with unseen threats stalking Claire from the shadows. Aided by her dog and armed only with a flashlight, Claire must conquer her fear and find her comatose mother. However, there are others lost in the darkness seeking salvation. Claire must decide who she is going to save. With every choice she'll begin to disco… If you enjoyed this game, see our list of games similar to Claire.

85%Game Brain Score

Most mentioned positive aspects:story, gameplay

Most mentioned negative aspects:optimization, stability

85% User Score Based on 1,104 reviews

Whisperfall is an immersive first-person shooter with low-poly visuals, set in a post-apocalyptic setting. Abandoned blocks are shrouded in ash and darkness, wastelands conceal deadly dangers, and each step could be your last. There’s no glimmer of hope here — only guns, ammo, and your will to endure. Take part in shootouts across the ruins of a city where buildings lie empty and streets have bec… If you enjoyed this game, see our list of games similar to Whispefall.

88%Game Brain Score

Most mentioned positive aspects:story, gameplay

Most mentioned negative aspects:stability, grinding

88% User Score Based on 7,925 reviews

Jump Space is a mission based co-op FPS for up to 4 players, where you are the crew of a spaceship. Transition seamlessly from crewing the ship to on-foot exploration and space walks. Engage in intense battles both on the ground and in space, and always keep your ship upgraded and intact. If you enjoyed this game, see our list of games similar to Jump Space.

88%Game Brain Score

Most mentioned positive aspects:gameplay, graphics

Most mentioned negative aspects:grinding, stability

94% User Score Based on 2,316 reviews

Critic Score 82%Based on 22 reviews

Lovers in a Dangerous Spacetime is a frantic 1- or 4-player couch co-op action space shooter set in a massive neon battleship. Only through teamwork can you triumph over the evil forces of Anti-Love, rescue kidnapped space-bunnies, and avoid a vacuumy demise. Deep space is a dangerous place, but you don’t have to face it alone! If you enjoyed this game, see our list of games similar to Lovers in a Dangerous Spacetime.

86%Game Brain Score

Most mentioned positive aspects:gameplay, story

Most mentioned negative aspects:stability, optimization

86% User Score Based on 6,194 reviews

An online multiplayer game about shapeshifting deception and betrayal! As a hapless, brave spaceman employed by The Company you'll work diligently to defend and be rescued from failing outposts, but not everyone around you is who they claim to be... If you enjoyed this game, see our list of games similar to Unfortunate Spacemen.

77%Game Brain Score

Most mentioned positive aspects:story, gameplay

Most mentioned negative aspects:grinding, stability

81% User Score Based on 1,950 reviews

Critic Score 60%Based on 1 reviews

Captain's Log, Star Date 2152. This is Space Crew. Its continuing mission: To defend Earth and humankind, to eliminate the extraterrestrial threat and to boldly go where no Crew has gone before in this unique, strategic, space simulation! If you enjoyed this game, see our list of games similar to Space Crew.

64%Game Brain Score

Most mentioned positive aspects:story, gameplay

Most mentioned negative aspects:stability, grinding

64% User Score Based on 998 reviews

Critic Score 64%Based on 7 reviews

Forced into the deep oceans by a Great Flood that occurred countless centuries ago, humanity now lives trapped under a thick layer of unbreakable ice and their survival hangs by a tenuous thread. However, their penchant for perseverance is strong, and a new civilization has emerged with distinct kingdoms, religions and cultures. By a twist of fate you, an aspiring submarine captain, have been give… If you enjoyed this game, see our list of games similar to Diluvion.

83%Game Brain Score

Most mentioned positive aspects:gameplay, graphics

Most mentioned negative aspects:stability, optimization

83% User Score Based on 690 reviews

Darkwater is a cooperative extraction horror game for 1-4 players. Command a submarine trapped under the ice of an alien planet. Battle enemy vessels and deep sea abominations as you hunt for resources. Do what it takes to survive. If you enjoyed this game, see our list of games similar to Darkwater.

64%Game Brain Score

Most mentioned positive aspects:story, gameplay

Most mentioned negative aspects:stability, music

64% User Score Based on 1,750 reviews

GET READY FOR THE FIGHT, TIME IS TICKING! You have 9 Days to explore the vast world to find the best skills and items for the final fight. Choose carefully where you go and how you spend your time. Remember, you only have 9 days! CRAFT YOUR FIGHTNING STYLE Craft your own style of fighting by mixing different Ki Attacks, Dodges and Melee Strikes together. YOU HAVE 9 DAYS During the 9th day, the tim… If you enjoyed this game, see our list of games similar to 9 Days.

87%Game Brain Score

Most mentioned positive aspects:gameplay, graphics

Most mentioned negative aspects:stability, grinding

87% User Score Based on 5,232 reviews

We Need to Go Deeper is a 2-4-player cooperative submarine rogue-like set in a Jules Verne-inspired undersea universe. In the game, you and your crew must embark on many voyages into a mysterious undersea trench known as The Living Infinite. If you enjoyed this game, see our list of games similar to We Need To Go Deeper.

40%Game Brain Score

Most mentioned positive aspects:music

Most mentioned negative aspects:story, graphics

32% User Score Based on 104 reviews

Critic Score 68%Based on 2 reviews

Starpoint Gemini is an RPG tactical simulator focused on the control and strengths of individual vessels. In SPG ship captains and their skills make the greatest difference in large-scale battles. The games is set in a science-fiction universe where various thriving technological directions exist side by side. If you enjoyed this game, see our list of games similar to Starpoint Gemini.

77%Game Brain Score

Most mentioned positive aspects:story, gameplay

Most mentioned negative aspects:grinding, stability

83% User Score Based on 1,175 reviews

Critic Score 71%Based on 9 reviews

Halcyon 6: Starbase Commander is a retro sci-fi strategy RPG with a unique blend of base building, exploration and deep tactical JRPG style combat system with capital starships and their idiosyncratic officers, all captured in stunningly beautiful modernized pixel graphics. In Halcyon 6, an unknown alien force is carving a path of destruction towards Earth and you, as the Commander of an immensely… If you enjoyed this game, see our list of games similar to Halcyon 6 Starbase Commander.

62%Game Brain Score

Most mentioned positive aspects:gameplay, story

Most mentioned negative aspects:grinding, stability

74% User Score Based on 1,792 reviews

Critic Score 41%Based on 5 reviews

Shortest Trip to Earth is a roguelike spaceship simulator focused on exploration, ship management and tactical battles. Embark on a perilous journey across the universe, while an intergalactic war is raging. If you enjoyed this game, see our list of games similar to Shortest Trip to Earth.

80%Game Brain Score

Most mentioned positive aspects:gameplay, music

Most mentioned negative aspects:grinding

84% User Score Based on 202 reviews

Critic Score 60%Based on 1 reviews

Blast off in Dr. Leopold's bomber in this relentless rogue-lite shooter. Tour the solar system on a desperate randomly generated bomb run. Face impossible odds trying to achieve the demented dream of an insane scientist. If you enjoyed this game, see our list of games similar to Fission Superstar X.

61%Game Brain Score

Most mentioned positive aspects:story, atmosphere

Most mentioned negative aspects:grinding, stability

61% User Score Based on 122 reviews

Abandon all hope, ye who enter Malebolgia! Explore this haunted palace and fight the terrible demons and beasts within, as you struggle to escape the cold and desolate wasteland of Hell. If you enjoyed this game, see our list of games similar to Malebolgia.

53%Game Brain Score

Most mentioned positive aspects:story, graphics

Most mentioned negative aspects:stability, grinding

53% User Score Based on 15,950 reviews

Osiris: New Dawn is an unforgiving near future space survival game with a cinematic feel and elements of horror. Play as a Mission Specialist in single or multiplayer to build your planetary base, pilotable vehicles, and controllable drones as you explore a dangerous solar system far from Earth. If you enjoyed this game, see our list of games similar to Osiris: New Dawn.

89%Game Brain Score

Most mentioned positive aspects:music, graphics

Most mentioned negative aspects:story, grinding

89% User Score Based on 56 reviews

Terrene is a pixel art space adventure game where you explore procedurally generated planets, fight enemy swarms, and craft unique weapons and tools. The game features a variety of gameplay mechanics, including exploration, crafting, mining, story, couch co-op, ship flight, and more. In Terrene, you will: Explore near endless procedurally generated planets, each with unique biomes. Fight enemy … If you enjoyed this game, see our list of games similar to Terrene - An evidence of life game.

79%Game Brain Score

Most mentioned positive aspects:story, gameplay

Most mentioned negative aspects:grinding, stability

79% User Score Based on 1,295 reviews

A classic Sci-Fi RPG set in the harsh environment of deep space. Gather your team, equip your ship and explore the far reaches of deep space. Bringing back the nostalgia, excitement and wonder of classic RPG's, Stellar Tactics will thrill you with a compelling narrative, deep strategic turn based ground combat system and rewarding open world space exploration. Build your team, equip your ship, ex… If you enjoyed this game, see our list of games similar to Stellar Tactics.

69%Game Brain Score

Most mentioned positive aspects:gameplay, story

Most mentioned negative aspects:grinding, stability

69% User Score Based on 94 reviews

"Statues" released! Do not be afraid of what you see. Be afraid of what you left behind… Do you ever think that statues are alive? That there is a bit of a soul behind blank eyes of each... If you enjoyed this game, see our list of games similar to Statues.

80%Game Brain Score

Most mentioned positive aspects:story, gameplay

Most mentioned negative aspects:grinding, stability

87% User Score Based on 8,560 reviews

Critic Score 73%Based on 11 reviews

Players will find themselves deep behind enemy lines, attempting to destroy their most coveted assets, while dealing with various hazards such as flak guns, enemy radar, weather and dreaded Ace Pilots. Recruiting, training and guiding the right crew, and keeping them alive, is vital in turning the tides of war and achieving success on your bombing campaign. If you enjoyed this game, see our list of games similar to Bomber Crew.

84%Game Brain Score

Most mentioned positive aspects:story, gameplay

Most mentioned negative aspects:atmosphere, grinding

84% User Score Based on 541 reviews

Terrorize the galaxy for fun and profit! Space Tyrant is a fast-paced roguelike-lite 5X game set in a grimly grimdark future of eternal war. Build a terrifying space fleet, make enemies and disintegrate peaceful extraterrestrials in your relentlessly unpleasant march to total domination! If you enjoyed this game, see our list of games similar to Space Tyrant.

76%Game Brain Score

Most mentioned positive aspects:story, gameplay

Most mentioned negative aspects:replayability, grinding

79% User Score Based on 3,448 reviews

Critic Score 72%Based on 9 reviews

Travel by train through a dying world. Look after your passengers, keep your train operational, and make sure you can always reach the next station. Make your way through swarms of infected at each station. Explore mysterious and abandoned stations looking for supplies and survivors. This is The Final Station. If you enjoyed this game, see our list of games similar to The Final Station.

83%Game Brain Score

Most mentioned positive aspects:gameplay, atmosphere

Most mentioned negative aspects:stability, optimization

83% User Score Based on 10,902 reviews

Join your fellow players in assembling an elite extraction team for a thrilling mission to recover classified materials hidden in the harsh Arctic landscape. Gather the necessary supplies to call in an evacuation chopper and make your escape back to civilization. Will you succeed? Explore a vast open world with a variety of vehicles and trusty huskies to help you navigate the expansive terrain. Ea… If you enjoyed this game, see our list of games similar to Nuclear Nightmare.

78%Game Brain Score

Most mentioned positive aspects:story, gameplay

Most mentioned negative aspects:grinding, stability

79% User Score Based on 3,326 reviews

Critic Score 75%Based on 5 reviews

Experience the first sector of the journey as the Captain of the U.S.S. Voyager. In the demo, you can try out all the core systems of the game: make decisions, explore what-if scenarios, repair and customize your ship, explore a sector, research technologies, go on away missions, level up crew members, engage in combat, gather resources – and get a first look at the beginning of the story. Make … If you enjoyed this game, see our list of games similar to Star Trek: Voyager - Across the Unknown.

54%Game Brain Score

Most mentioned positive aspects:gameplay, atmosphere

Most mentioned negative aspects:story, grinding

68% User Score Based on 31 reviews

Your mech is all that stands between you and what writhes below. FEED MY MECH is a short horror experience—venture into a dead underground colony and recover lost tech. But something is spreading through the machines… and it’s looking for a way inside your mech. GAME FEATURES An Immersive Kind of Horror: You are trapped inside of a mechanical chassis, you can't move, you can't hide, you can't … If you enjoyed this game, see our list of games similar to FEED MY MECH.

93%Game Brain Score

Most mentioned positive aspects:story, graphics

Most mentioned negative aspects:grinding, replayability

93% User Score Based on 101 reviews

REPOSE - Deluxe Edition includes: REPOSE REPOSE - Soundtrack REPOSE - Artbook If you enjoyed this game, see our list of games similar to REPOSE.

88%Game Brain Score

Most mentioned positive aspects:story, gameplay

Most mentioned negative aspects:stability, optimization

88% User Score Based on 6,467 reviews

Void Crew is a Chaotic, Co-op Roguelite game for 1 to 4 players: Outfit your spaceship and crew for thrilling quests, brave fierce enemies in Space Battles... and try not to panic! If you enjoyed this game, see our list of games similar to Void Crew.

75%Game Brain Score

Most mentioned positive aspects:story, gameplay

Most mentioned negative aspects:grinding, stability

75% User Score Based on 1,369 reviews

Embark on a galactic journey in Cubic Odyssey, an open-world adventure where you explore vibrant planets, craft tools, build vehicles, and fight the Red Darkness. Uncover ancient mysteries, and shape a universe full of life, danger, and limitless possibilities! If you enjoyed this game, see our list of games similar to Cubic Odyssey.

66%Game Brain Score

Most mentioned positive aspects:story, gameplay

Most mentioned negative aspects:stability, grinding

66% User Score Based on 1,023 reviews

Buy Directive 8020 at PlayStation Store. Survive against an alien threat capable of transforming into your closest allies in a branching sci-fi spine-chiller. If you enjoyed this game, see our list of games similar to Directive 8020.

87%Game Brain Score

Most mentioned positive aspects:gameplay, story

Most mentioned negative aspects:grinding, atmosphere

87% User Score Based on 451 reviews

Three limbs ripped off, infected with a deadly parasite, you must survive. Drag yourself through the hallways of an infested arcship, fight off twisted eldritch creatures, craft vaccines and ammunition, and escape to civilization. Endoparasitic 2 is the continuation of the tactical survival horror game Endoparasitic. You must manually do every action from reloading to moving. Juggle movement and… If you enjoyed this game, see our list of games similar to Endoparasitic 2.

88%Game Brain Score

Most mentioned positive aspects:gameplay, humor

Most mentioned negative aspects:stability, grinding

88% User Score Based on 2,859 reviews

Co-op diving horror. Eliminate all traces of your employer's failed experiments from their abandoned underwater labs. Navigate your submarine, dive down with your crew, remove all corpses, but watch out for the abyssal terrors lurking. If you enjoyed this game, see our list of games similar to Murky Divers.

On Earth, it was discovered that many stars in the Milky Way began to explode and disappear for unknown reasons. The reconnaissance spaceship Celeste was sent to investigate the nearest vanished star Procyon. You are one of the pilots of this spaceship. Something happens during the flight, and you wake up in a cryo capsule with the sound of alarm.  No clothes. No weapons. No nothing. Only an unk… If you enjoyed this game, see our list of games similar to Warped - Space Horror.

92%Game Brain Score

Most mentioned positive aspects:story, gameplay

Most mentioned negative aspects:grinding, stability

92% User Score Based on 843 reviews

All Quiet in the Trenches is a narrative turn-based strategy game set in the Great War. Get to know your soldiers, take care of their needs and lead them in battle, trying to strike a precarious balance between the ambitions of your superiors and the survival of your men. If you enjoyed this game, see our list of games similar to All Quiet in the Trenches.

38%Game Brain Score

Most mentioned negative aspects:graphics, story

38% User Score Based on 69 reviews

19.06.2117, a Beautiful journey to another universe, but we are not alone, while the journey comes it to a small incident. Robot Aliens comes to conquer the Spaceship. The crew is dead, can you escape? - Find the way to the Rescue Capsule and save yourself. If you enjoyed this game, see our list of games similar to Space of Darkness.

47%Game Brain Score

Most mentioned positive aspects:gameplay, music

Most mentioned negative aspects:stability, graphics

47% User Score Based on 446 reviews

PLAY WITH FRIENDS CO-OPERATIVELY OR FORM HOSTILE FACTIONS In this open-world galactic sandbox, how you play is up to you! Bring your friends into the frontier in your own private server, or make new friends (and enemies) in large public multiplayer servers. Play peacefully in co-op, or use the dynamic multiplayer faction system to band together and split apart dynamically as allegiances change. B… If you enjoyed this game, see our list of games similar to Farworld Pioneers.

69%Game Brain Score

Most mentioned positive aspects:gameplay, story

Most mentioned negative aspects:optimization

92% User Score Based on 26 reviews

"Our ambition was…quantum. We truly believed we were prepared to explore the deep universe. The hubris."

Welcome to Castaway Station, an exciting survival game that takes you on an unintended journey on a hostile planet after a catastrophic accident on your space cruiser. Stranded on an unknown planet with limited resources, you must use all your wits and skills, along with any tools you scavenge… If you enjoyed this game, see our list of games similar to Castaway Station.

59%Game Brain Score

Most mentioned positive aspects:story, graphics

Most mentioned negative aspects:stability, optimization

59% User Score Based on 6,096 reviews

Critic Score 60%Based on 1 reviews

Planet Explorers is an open world voxel based sandbox adventure RPG game set on a distant planet. The game uses a new OpenCL calculated voxel system to allow players to change the terrain in any way, create new objects such as weapons, vehicles, objects, and do it anywhere. If you enjoyed this game, see our list of games similar to Planet Explorers.

90%Game Brain Score

Most mentioned positive aspects:gameplay, atmosphere

Most mentioned negative aspects:stability, grinding

92% User Score Based on 566 reviews

Critic Score 80%Based on 1 reviews

A VR survival horror roguelike. Trapped in a dying spaceship filled with horrors, you must explore, survive, and find your way back to the safety of Earth. Cosmodread features a rich, tense and immersive atmosphere that will make you forget about the world outside the headset. If you enjoyed this game, see our list of games similar to Cosmodread.

66%Game Brain Score

Most mentioned positive aspects:story, gameplay

Most mentioned negative aspects:stability, grinding

65% User Score Based on 550 reviews

Critic Score 70%Based on 1 reviews

The Sequel to the award winning X2: The Threat introduces a new 3D engine as well as a new story, new ships and a new gameplay to greatly increase the variety in the X-universe. The economy of X3: Reunion is more complex than anything seen in the X-universe before. Factories are being built by NPCs, wars can affect the global economy, NPCs can trade freely and pirates behave far more realistically… If you enjoyed this game, see our list of games similar to X3: Reunion.

71%Game Brain Score

Most mentioned positive aspects:story, gameplay

Most mentioned negative aspects:stability, grinding

72% User Score Based on 1,553 reviews

Critic Score 70%Based on 15 reviews

Become an indestructible interdimensional superbeing in this first-person superhero game, and save Earth from an alien invasion. Be careful though - you are so powerful you can destroy entire skyscrapers (unintentionally) when you miss your otherworldly target... If you enjoyed this game, see our list of games similar to Megaton Rainfall.

39%Game Brain Score

Most mentioned positive aspects:graphics, music

Most mentioned negative aspects:story, gameplay

39% User Score Based on 70 reviews

Critic Score 40%Based on 2 reviews

Experience fast action, thrilling levels, spectacular explosions and lots of pew-pew-pew. Star Horizon is a reboot for the on-rails space shooter genre. You are John, a private in the service of the Federation who doesn’t fight to rack up kills or for honour and pride, he just fights to survive and get the whole thing over with. His ship is controlled by Ellie, an Artificial Intelligence which is … If you enjoyed this game, see our list of games similar to Star Horizon.