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Games like I Thalassa

Games like I Thalassa

Games like I Thalassa

Looking for games like I Thalassa? Here are top open world action adventure recommendations with a mystery and science fiction focus, selected from player-similarity data — start with THE SIGNAL: Stranded on Sirenis, Fifth Sun: New Fire or NAUTUS.

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  1. FOLLOW US >> Twitter: @TheSignalG >> Tiktok:  @TheSignalGame >> Bluesky: @thesignalg.bsky.social‬ >> Facebook: Goose Byte About the GameYour ship is wrecked. Your oxygen won't last. And somewhere on this planet, your brother is still out there. The Signal: Stranded on Sirenis is a story-driven survival-crafting game set on the surface of an alien world. Build a h… If you enjoyed this game, see our list of games similar to THE SIGNAL: Stranded on Sirenis.

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  2. The Fifth Sun is dying. Enter a cooperative survival world inspired by Mesoamerican mythology. Hunt, gather, build, and grow powerful enough to confront the creatures and forgotten gods that stand between humanity and the next dawn. Play alone or bring friends into a hostile wilderness where every expedition serves a larger purpose: strengthen your settlement, survive the turning calendar, and… If you enjoyed this game, see our list of games similar to Fifth Sun: New Fire.

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  3. From the indie studio behind Have a Nice Death and Unruly Heroes comes NAUTUS, a quirky underwater adventure where the surface is your cozy sanctuary, but the ocean floor is a whole different beast. Explore the abyss in your upgradable submarine, face strange creatures, gather resources, and recover mysterious artifacts to uncover what happened to the N.A.U.T.U.S. research team. Return to … If you enjoyed this game, see our list of games similar to NAUTUS.

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  4. PROJECT ORCLive the life of an Orc in a brutal world of war, survival, and tribal conquest. Project Orc is a brutal open-world survival RPG where you rise through the ranks of your clan to become the War-Chief. Gather resources, craft powerful gear, build your clan stronghold, and conquer a savage world filled with rival tribes, dangerous creatures, and ancient secrets. EXPLORE A SAVAGE WORL… If you enjoyed this game, see our list of games similar to Project: Orc.

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  5. Descend into a breathtaking alien ocean and uncover secrets lost for over 11,000 years. In Sinking Eternity, you awaken from cryosleep alone on a small island with no memory, only the distant echoes of an ancient mystery waiting beneath the waves. You must explore a vast, dangerous, and beautiful underwater world to survive.. and to discover the truth. Explore the UnknownDive into sprawling biom… If you enjoyed this game, see our list of games similar to Sinking Eternity.

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  6. Enter a vast, story-rich fantasy world where every journey matters. Explore a handcrafted semi-open world filled with dangerous wilderness, ancient mysteries, political conflict, and places shaped by the consequences of human ambition. Weather, terrain, travel, food, rest, and preparation are not just visual details — they are part of the adventure itself. Travel alone or experience the entire j… If you enjoyed this game, see our list of games similar to Runigrim.

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  7. Stranded in deep space with a failing ship, every decision matters. Manage life support, evade what hunts you, and explore a vast, hostile cosmos where survival depends on what you build—and what you risk. ️ What You'll Do Pilot and upgrade your spacecraft EVA into dangerous wrecks Mine asteroids and salvage debris Craft tools, weapons ship and suit modules Investigate abandoned facil… If you enjoyed this game, see our list of games similar to WarpedSpace.

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  8. Deep Drift: Signal Below is a 2D pixel action-adventure game centered around deep-sea exploration, resource management, and risk-based decision-making.Begin your journey from the safety of shallow waters and descend through coral reefs, kelp zones, current-filled caves, and abyssal depths covered in dark mist. As you dive deeper, water pressure rises, oxygen steadily drains, and the creatures lurk… If you enjoyed this game, see our list of games similar to Deep Drift Signal Below.

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  9. LINGER is a survival adventure game where you explore a mysterious island, gather resources, craft tools, build shelter, and fight strange creatures while uncovering the secrets of a dark and hostile place. If you enjoyed this game, see our list of games similar to LINGER.

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  10. Ignisia This is a magical world where majestic dragons live in harmony, protecting their lands from the forces of darkness. Each creature possesses unique abilities and a special purpose, and only together can they maintain the balance in these ancient lands. However, not all the secrets of this world are revealed at once — some of its inhabitants remain hidden in the shadows, waiting for their t… If you enjoyed this game, see our list of games similar to Ignisia.

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  11. 49%Game Brain Score
    Most mentioned negative aspects:atmosphere, gameplay
    82% User Score Based on 11 reviews

    EACH DIVE GETS WORSE A routine deep-sea recovery job turns into a descent you may not survive. Descend from the safety of your diving bell into a dark shipwreck zone on the ocean floor. Search for sunken gold, navigate broken wrecks, and return before the trench changes again. With every successful dive, familiar routes grow stranger, the wrecks feel more hostile, and something in the deep begins … If you enjoyed this game, see our list of games similar to Last Dive: Echo Trench.

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  12. Eden: Project New Earth lets you experience the adventure your way – in single-player or multiplayer mode. Play locally or on servers, with friends or strangers, together in PvE or against one another in PvP. Form alliances, build communities with others, or defend yourself against hostile adversaries. Transform from a bare clone of yourself into a pioneer, rediscovering technology and adapting it… If you enjoyed this game, see our list of games similar to Eden: Project New Earth.

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  13. FOAMGRAVE is a multiplayer open-world ocean survival sandbox set in a distant future where the planet has been swallowed by water. Start with a basic boat and survive by trading, fighting, looting, and upgrading your vessel as you navigate a dangerous sea filled with floating settlements, pirates, transport ships, and rival players. THE OCEAN TOOK EVERYTHING. NOW IT'S ALL THAT'S LEFT.There is no… If you enjoyed this game, see our list of games similar to FOAMGRAVE.

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  14. Return: UnknownAn abandoned metropolis. Endless possibilities. And you right in the middle of it. Dive into a survival adventure set in a post-apocalyptic Manhattan, inspired by the freedom of great open-world games and the dark atmosphere of a fallen city. After a global virus wiped out civilization, a living and dangerous world remains, offering you complete freedom. By day, explore streets, b… If you enjoyed this game, see our list of games similar to Return: Unknown.

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  15. A pirate fantasy world with a dark twist The world of Saltaria is a vast ocean planet covered with many different islands and biomes. But don't let the beauty of tropical islands and an azure sea fool you... Human-sized insects, deadly predators, strange beasts, undead pirates and massive sea monsters will bring out your worst fears and test your mettle as you travel around in search of resources… If you enjoyed this game, see our list of games similar to Saltaria.

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  16. 93%Game Brain Score
    Most mentioned positive aspects:story, graphics
    Most mentioned negative aspects:stability, grinding
    93% User Score Based on 72,685 reviews

    Dive into uncharted waters in Subnautica 2, the hotly-anticipated sequel to Subnautica and Subnautica: Below Zero. Adventure alone or with friends as you try to survive on an all-new mysterious alien planet. If you enjoyed this game, see our list of games similar to Subnautica 2.

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  17. Step into the strange, yet nostalgic world of MonCraft 199X— a retro-inspired sandbox adventure. The game is set in an alternate reality where the "Y2Katastrophe" destroyed civilization. You'll explore vast nature, abandoned cities, underground facilities, and bizarre landmarks swallowed by corruption, mystery, and monsters. Forage supplies, craft tools, build shelters, tame creatures, … If you enjoyed this game, see our list of games similar to MonCraft 199X.

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  18. Descend together. Survive the depths. Make quota. 4Below is a 4-player online co-op dungeon crawler built around physics-driven chaos, active ragdolls, and procedural descent. Travel downward floor by floor inside a massive drill, explore ancient ruins buried deep underground, recover valuable relics, and try to survive long enough to bring them back. Every expedition is a risky balance between … If you enjoyed this game, see our list of games similar to 4Below.

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  19. About This Game Discover the Fantastic World of Sintonia! Embark on a magical adventure as Maria, an unlikely heroine in search of her missing puppies. Explore a vibrant world filled with unique biomes and cunning enemies, where every step uncovers new challenges and secrets. Sintonia is a place where creativity and strategy come together in an unforgettable experience. Introduction A Journey … If you enjoyed this game, see our list of games similar to The Sintonia Chronicles.

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  20. "Undefined Survivors" is an open-world survival crafting game where you, an amnesiac protagonist, embark on a journey to rediscover your true self. Awaken in a vast and mysterious world. You find yourself waking up on a sandy shore, only to realize you’ve lost all your memories. The island is teeming with untamed nature and dangerous wildlife. Beyond its shores, the remnants of cities… If you enjoyed this game, see our list of games similar to Undefined Survivors -アンディファインド サバイバーズ-.

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  21. MARA: RELICS OF THE FORGOTTENSome treasures were never meant to be found. Step into the boots of Mara, a fearless treasure hunter and rogue archaeologist who makes a living chasing legends, uncovering lost civilizations, and surviving places the world has forgotten. Across frozen wastelands, abandoned facilities, submerged vaults, and ancient ruins buried beneath centuries of mystery, every expe… If you enjoyed this game, see our list of games similar to Mara Unbound.

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  22. "The Eagles Are Lost" Three Roman Legions have been destroyedIn the aftermath of the Battle of Teutoburg Forest, you are among the few who remain, stranded in a hostile wilderness that feels familiar, yet deeply wrong. Hunted by enemy tribes and stripped of your gear, survival alone will not be enough. Gather what you can, raise fortified camps, and rally scattered legionaries to your … If you enjoyed this game, see our list of games similar to Lost Legions.

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  23. DIElectric World combines old-school MMORPG combat with the power to radically reshape the environment. Turn mountains into plains, transform deserts into lush jungles — the choice is yours, and the world will adapt to every change. Here, you are not the hero of someone else's story. You are the creator of your own. WHERE TECHNOLOGY DIES, CIVILIZATION BEGINS Imagine this: you're a citizen of a p… If you enjoyed this game, see our list of games similar to DIElectric World.

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  24. Step into a world ten years after the outbreak, where cities have been reclaimed by nature, vines crawl across abandoned buildings, and the remnants of humanity cling to survival. In Never Be Alone, survival is about more than keeping yourself alive. It is about protecting what remains. You awaken after a six-month coma inside a fragile and isolated safezone, with no memory of who you are or wha… If you enjoyed this game, see our list of games similar to Never Be Alone.

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  25. View Game
    35%Game Brain Score
    Most mentioned positive aspects:graphics, atmosphere
    Most mentioned negative aspects:gameplay, story
    45% User Score Based on 29 reviews

    Stardiver is a sci-fi, single-player, action-adventure game where you pilot a ship, fight enemies, and slay Bosses. The game takes place entirely underwater.Stardiver will take you to an unknown world in which you’ll experience exciting fights, and discover new species and places. And you’ll take care of resources supply, crafting items in your base, and developing your own ship. If you enjoyed this game, see our list of games similar to Stardiver.

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  26. THE HORIZON IS CALLINGVast Seas is an open world pirate adventure game with co-op where you and your crew chart your own course. Sail uncharted waters, dig up buried treasure, raid rival ships, and carve out your own corner of the world. Whether you sail solo or with a full crew, the sea doesn't care. It only remembers the bold. SAIL TOGETHER, PLUNDER TOGETHER Crew up with friends and take on… If you enjoyed this game, see our list of games similar to Vast Seas.

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  27. EverRail is a survival adventure set in the frozen world of Inara, where your train is humanity’s last refuge. Journey alone or in up to 8-player co-op as you explore a vast procedural world, scavenge abandoned locations, craft equipment, and expand your train into a massive moving fortress. Your train is your home, factory, and life support system. Keep the batteries charged, manage vital system… If you enjoyed this game, see our list of games similar to EverRail.

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  28. HORNS is a dark fantasy action RPG that combines the atmosphere and depth of classic RPGs with modern third-person combat, cinematic storytelling, and exploration-driven progression. You awaken in a ruined, unfamiliar place with only one purpose: find Lord Egannon, the arcanist accused of bringing slaughter to the capital, and uncover whether the king you once served is still alive. But the deepe… If you enjoyed this game, see our list of games similar to Horns.

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  29. Condemned for a crime you didn't commit, cast into an abyss by the tyrannical Ice King, your fate was sealed—to die alone in endless darkness. Yet beneath the surface, in a forgotten subterranean realm, survival is only the beginning. Survive the ShadowsNavigate through a perilous underworld teeming with monstrous threats and environmental hazards. Hunger and thirst are the first challenges that … If you enjoyed this game, see our list of games similar to Ashforge: Whispers of the Deep.

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  30. A post-apocalyptic open-world adventure set among the ruins of a world destroyed by artificial intelligence. After the rise — came the fall. Humanity’s greatest creation turned against its makers, tearing civilization apart and leaving only scattered islands adrift in the endless sea. Centuries later, the last survivors rebuild what remains of the world — plank by plank, stone by stone, secret… If you enjoyed this game, see our list of games similar to Landoff.

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  31. Light Years Away is a sci-fi ARPG survival adventure that immerses you in the vast, unexplored reaches of space. Play as a starship captain stranded in an unknown galaxy after your fleet is ambushed by a mysterious force. With limited resources and only a small crew to rely on, you must travel from planet to planet, exploring alien worlds, collecting resources, and crafting everything you need to … If you enjoyed this game, see our list of games similar to Light Years Away.

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  32. IlhaZ: Multiplayer Survival in a World Drowned in ChaosAfter a global nuclear collapse, the Earth’s surface has become uninhabitable. The last hope for humanity lies in a remote archipelago, where survival is a constant battle against a lethal environment—and each other. In this unforgiving open world, you’ll explore islands teeming with distinct biomes: tropical jungles, frozen tundras, scorchin… If you enjoyed this game, see our list of games similar to IlhaZ.

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  33. Expedition to Madness is a 1–4 player co-op Lovecraftian investigation horror game where you enter unstable dimensions, study impossible phenomena, identify the entity haunting each world, and decide how much longer you dare remain. You are part of an inter-dimensional expedition searching for your missing partner, Emily, lost somewhere beyond the folds of reality. Each mission sends you through … If you enjoyed this game, see our list of games similar to Expedition to Madness.

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  34. NOTICE:  BUSINESS INQUIRIES SHOULD BE DIRECTED TO [email protected]. USING THE DISCORD SERVER FOR BUSINESS PURPOSES WILL RESULT IN A COMMUNITY BAN. OVERVIEWPROJECT CORRUPTION is a tense and atmospheric survival-horror game set in the industrial depths of the failing I.B.I.S. space station where you play as Tanner looking for your wife who is a lead scientist aboard the station. MULIT… If you enjoyed this game, see our list of games similar to Project Corruption.

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  35. TS-1095 is an exciting new open world, survival, building game that you can either enjoy solo or invite up to 3 friends to explore a beautiful tropical island complex and defend your safe haven! Beta-Test build to be Delivered early December 2023 Application Process Wishlist and Click the "Request Access" button in the Store Page Beta-Test Features Base Building Build your base anyw… If you enjoyed this game, see our list of games similar to Tropica: Survival 1095.

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  36. STORYExperience a journey through a sunken world, as the last surviving cleaner of the seas sets out to complete a gargantuan task of restoring life on planet earth.EXPERIENCE"Plasticalypse: TrashSub Adventures“ is an atmospheric 3D action-adventure following a journey of the last ocean cleaner submarine that is tasked to restore the ecosystem of a dying earth. Explore the sunken remains of… If you enjoyed this game, see our list of games similar to Plasticalypse - Submarine Adventures.

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  37. Join the community About the Game "They sold us a brighter future. They delivered the end of the world."Hello Sunshine is a mystery survival RPG set in the sun-scorched ruins of a corporate empire. You play the final employee. Your mission: reach the tower at the end of the road, and help decide the fate of what remains of this world. To survive the blistering heat and deadly sun… If you enjoyed this game, see our list of games similar to Hello Sunshine.

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  38. BLACKOUT ARENA: THE LEGEND OF FOLK HEROESCinematic Mystery Thriller | Survival | Arena Conspiracy Deep within forgotten jungles and ancient ruins… something has awakened. Blackout Arena: The Legend of Folk Heroes drops you into a hostile, ever-evolving world where every shadow hides danger—and every ruin holds secrets buried for centuries. This is not just a lost place. This is a system. A tria… If you enjoyed this game, see our list of games similar to BLACKOUT ARENA.

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  39. View Game
    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.

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  40. The city sleeps. Scavenge it before it wakes. Leave your shelter after dark, search abandoned buildings and rooftops, and bring something home before sunrise. Bank salvage, improve your equipment, and decide how much farther you can afford to go. Beyond Dawn is a single-player exploration game set in the world of Liminal Protocol, with a city above you and an increasingly unfamiliar network of ca… If you enjoyed this game, see our list of games similar to Beyond Dawn.

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  41. BUILD, EXPLORE, SURVIVEStep into a dark fantasy sandbox where every decision shapes your settlement and the world around it. Lead your people directly in a breathing open world, balancing exploration, combat, and survival as you carve out your place in a hostile land. Engage with rival settlements through trade, diplomacy, or conflict, while venturing into dangerous regions filled with powerful e… If you enjoyed this game, see our list of games similar to Impurity.

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  42. About This GameHadalis is a co-op deep-sea survival adventure where one wrong move can doom your entire crew. Whether diving solo or with your team, your mission is to descend into the hadal zone while preventing your fragile submersible from falling apart. Crushing pressure, hostile fauna, and critical system failures stand between you and the darkest region of the ocean. Will you make it back to… If you enjoyed this game, see our list of games similar to Hadalis.

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  43. World without Time is a third-person atmospheric adventure set in a ruined world frozen between the past and the future. These lands were once filled with light, warmth, and magic, but a catastrophe destroyed everything. Now only an endless frozen wasteland remains, covered in ash, ice, and silence. You play as a fire alicorn (Lieris) — a lone wanderer who has lost their past. Your journey change… If you enjoyed this game, see our list of games similar to World without Time.

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    Anchor is a large-scale underwater multiplayer survival game. Build your base, craft tools and weapons, explore, loot and prepare for battle. Every player is a potential threat in a persistent world where bases can be raided, alliances broken, and the ocean itself hunts you. After a nuclear holocaust turned the oceans into humanity’s last refuge, you awaken as part of a genetically engineered r… If you enjoyed this game, see our list of games similar to Anchor.

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  45. In the Age of Discovery, amid rumors of new lands, vanished fleets, and untold riches, there arose a legend of the Neverseas — a world beyond the known maps, hidden behind a veil of mist. For a long time the tale was dismissed as a fable. But when the first travelers found their way there and back, the great powers could no longer afford to ignore the rumors. Armadas, merchants, mercenaries, and … If you enjoyed this game, see our list of games similar to Neverseas.

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  46. Centuries-old stone walls tower over the coast — the remains of a grand castle built on greed. Long ago, workers digging deep beneath its foundations struck gold. But with the treasure came something else… something that should have remained buried. Those who discovered it never returned, and the castle was abandoned, left to crumble under whispers of a deadly curse. You and your team of treasure… If you enjoyed this game, see our list of games similar to Until It Ends.

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  47. The vast island of Hedera has burned away. As they always do, the Pouics awaken to make it bloom again. But they cannot do it alone. As the Guardian, guide these curious, naïve little creatures across a devastated land. Protect them from the terrain, from corruption, and sometimes from themselves. In BloomKeeper, bringing life back is only part of the journey. You must also keep the ashes from r… If you enjoyed this game, see our list of games similar to BloomKeeper.

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  48. You were given a second chance at life. A mysterious letter led you to Elacoria, a vast world filled with endless lands, forgotten civilizations, and secrets buried deep beneath the earth. But this world is not what it seems. Somewhere in the shadows, an ancient being has spent billions of years setting a plan into motion. And somehow, you have become part of it. Dig DeeperElacoria is an open-… If you enjoyed this game, see our list of games similar to Elacoria.

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  49. 1, About the game [/] The Original Island is an open-world Island survival role-playing game about an adventure on an Island in The ocean. You will play as a survivor who has been taken to this isolated island for unknown reasons but has lost some of his memories. Explore the lush jungle-covered island in search of secrets hidden deep in the forest. It's trying to survive, making tools, hunting, … If you enjoyed this game, see our list of games similar to The Original Island.

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  50. Survive. Hunt. Evolve.Welcome to Primal Blue—a deeply immersive online ocean survival game where realism drives every encounter and the ocean never stops evolving. Step into the skin, scales, or tentacles of a living sea creature and navigate a vibrant, hostile ecosystem shaped entirely by nature—and the choices of other players. From the fragile beginnings of life in a reef to the chilling dep… If you enjoyed this game, see our list of games similar to Primal Blue.

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