Games like Abyssal Monster

Unleash the Kraken Within. Rule the Deep. In Octopus Invasion, you play as a ravenous octopus with one goal—devour, evolve, and dominate the ocean. What begins as a tiny tentacled creature quickly spirals into a full-blown undersea invasion as you feast your way up the food chain. Explore vibrant underwater worlds, unlock devastating upgrades, and become the apex predator of the deep. This isn't… If you enjoyed this game, see our list of games similar to Octopus Invasion.

A Dark RPG Journey Through the Mist Mist is a gripping RPG adventure that blends story-driven exploration, character evolution, and chilling horror elements — all wrapped in an atmospheric idle experience. Start your path as a fragile human in a world overrun by alien horrors. Evolve, adapt, and become something far greater — or far more terrifying — in your quest to save your missing daughter and… If you enjoyed this game, see our list of games similar to Mist.

"The ocean is not water. It never was. It is hunger given volume, appetite given depth."You awaken at the bottom of something that used to be an ocean. Your body is ancient. Your hunger is older. The fish you devour don't just feed you — they unravel. Their entropy becomes yours. Their existence becomes your fuel. And with every meal, you remember a little more of what you are. You are … If you enjoyed this game, see our list of games similar to The Ocean is not Water.

69%Game Brain Score

Most mentioned positive aspects:music, gameplay

Most mentioned negative aspects:story, stability

69% User Score Based on 70 reviews

Kill. Eat. Evolve. Unleash your inner monster and incite Chaos in this reverse-horror fantasy action roguelite. Devour the Followers of Order to absorb their elements and mutate a new twisted body forged from Flesh, Nekro, and Ore. Crush their god Ördo to bring back the Gods of Heavy Metal! If you enjoyed this game, see our list of games similar to Munch.

57%Game Brain Score

Most mentioned positive aspects:emotional, music

Most mentioned negative aspects:story

92% User Score Based on 13 reviews

A dark fairy tale set in the deep sea. The fated encounter between a sea monster and a human forever changes their lives in this yuri visual novel. If you enjoyed this game, see our list of games similar to Drowning Song of the Stagnant Sea.

A Slime that Evolves through Absorption and Transformation!A unique action mechanic where you absorb enemies and freely use their forms and powers. You're not just a typical monster. You can transform into the humans and creatures you absorb—taking on not only their appearance but also their attack styles, skills, and even passive abilities. Fight in their way, master their power, and forge your … If you enjoyed this game, see our list of games similar to Slime Changer.

Alright, you absolute legends—or degenerates, depending on the day—welcome to Beyond the Illusions, a 10-minute shitshow where one dude’s birthday goes from “my ex dumped me” to “am I tripping balls or is that lava?” I’m dVlpr, the sleep-deprived lunatic who puked this mess into existence over 55 hours of caffeine and regret, then “remastered” it with 25 more hours of “why the hell am I doing this… If you enjoyed this game, see our list of games similar to Beyond The Illusions.

88%Game Brain Score

Most mentioned positive aspects:story, gameplay

Most mentioned negative aspects:replayability, grinding

88% User Score Based on 238 reviews

Stirring Abyss is an indie tactical squad-based game with strong RPG elements in which you uncover the ancient mysteries of the depths depicted in the classic vein of Lovecraftian horror. If you enjoyed this game, see our list of games similar to Stirring Abyss.

66%Game Brain Score

Most mentioned positive aspects:graphics, gameplay

Most mentioned negative aspects:stability, grinding

65% User Score Based on 787 reviews

Critic Score 70%Based on 1 reviews

Control the evolution with the touch of your finger. Climb your way through the evolutional ladder. Start as a little organism and transform into a magnificent aquatic being. Explore the abyss in search of nutritional elements. Attack other species whenever you run out of other food sources. Enjoy beautiful surreal visuals and relax with minimalistic ambient soundtrack. If you enjoyed this game, see our list of games similar to Sparkle 2 Evo.

97%Game Brain Score

Most mentioned positive aspects:graphics, gameplay

Most mentioned negative aspects:replayability, grinding

97% User Score Based on 1,569 reviews

Embrace Death in Brutal Orchestra! If you enjoyed this game, see our list of games similar to Swallow the Sea.

59%Game Brain Score

Most mentioned positive aspects:replayability, gameplay

Most mentioned negative aspects:graphics, story

85% User Score Based on 20 reviews

Welcome to the perilous nuclear-contaminated waters, where all creatures are mutating. Start as an ordinary small fish, struggling to survive in this toxic sea. Through continuous evolution and adaptation, you will grow into a powerful ocean monster and ultimately become the sole ruler of this ocean If you enjoyed this game, see our list of games similar to Sea Of Radiation 2.

85%Game Brain Score

Most mentioned positive aspects:gameplay, graphics

Most mentioned negative aspects:optimization, stability

85% User Score Based on 55 reviews

DISCLAIMER: The build here is not fully representative of what the final game will be like, there are still performance issues and a bunch of missing content/features, but I'm always working on those :D The Depths See All... Wishlist on Steam Now... A diver sent down into the deepest depths of the vast and treacherous oceans to discover secrets untold. You will face formidable adversaries, … If you enjoyed this game, see our list of games similar to Dive The Depths.

76%Game Brain Score

Most mentioned positive aspects:gameplay, atmosphere

Most mentioned negative aspects:grinding, replayability

78% User Score Based on 406 reviews

Critic Score 75%Based on 17 reviews

An underwater exploration game: Explore the depths of a surreal, hand-drawn abyss. Possess sea creatures and make use of their unique abilities to solve environmental puzzles, traveling ever deeper into the void… If you enjoyed this game, see our list of games similar to SILT.

84%Game Brain Score

Most mentioned positive aspects:story, music

Most mentioned negative aspects:replayability, monetization

84% User Score Based on 135 reviews

Critic Score 81%Based on 3 reviews

In this exploration/adventure game, you play Frankenstein's Creature, a being with no memory and past. At the start of the game you know neither Good nor Evil, you are a blank soul in an adult body. By exploring the world, you will experience your emotions, develop and write the first pages of your story. When confronted with mankind, there will be no way to escape the question of your origins: Wh… If you enjoyed this game, see our list of games similar to The Wanderer: Frankenstein’s Creature.

85%Game Brain Score

Most mentioned positive aspects:graphics, gameplay

Most mentioned negative aspects:replayability, optimization

85% User Score Based on 1,731 reviews

Experience the wonder and majesty of the ocean through a series of habitats and come face to face with some of the most awe inspiring species on the planet. If you enjoyed this game, see our list of games similar to theBlu.

85%Game Brain Score

Most mentioned positive aspects:story, gameplay

Most mentioned negative aspects:grinding, replayability

89% User Score Based on 2,312 reviews

Critic Score 75%Based on 4 reviews

In a future where humanity's ceaseless consumption has expanded out to encompass the stars, and Earth's last biological life clings to a poisoned planet, In Other Waters tells the story of Ellery Vas, a biologist who stumbles upon extraterrestrial life. When a routine exoplanet study goes wrong, and her partner Minae Nomura disappears into an alien ocean, Ellery is left with little more than an a… If you enjoyed this game, see our list of games similar to In Other Waters.

84%Game Brain Score

Most mentioned positive aspects:story

Most mentioned negative aspects:graphics, gameplay

84% User Score Based on 335 reviews

Gridworld is an artificial life / evolution simulator in which abstract virtual creatures compete for food and struggle for survival. Conditions in this two-dimensional ecosystem are right for evolution to occur through natural selection. If you enjoyed this game, see our list of games similar to Gridworld.

78%Game Brain Score

Most mentioned positive aspects:graphics, music

Most mentioned negative aspects:story, grinding

80% User Score Based on 174 reviews

Critic Score 70%Based on 2 reviews

Dive into the beautiful underwater world as a current who's mission is bring back to life coral reefs. Solve puzzles to heal them and bring back the beauty of the ocean. If you enjoyed this game, see our list of games similar to Koral.

82%Game Brain Score

Most mentioned positive aspects:atmosphere, story

Most mentioned negative aspects:stability, grinding

82% User Score Based on 1,758 reviews

Reveal the Deep is a short exploration-based indie game, where the user traverses through the wreck of a 19th century steamship. There is a heavy focus on piecing together the story of the ship's past, through a variety of notes and clues. If you enjoyed this game, see our list of games similar to Reveal the Deep.

[WELCOME TO THE ABYSS] You awaken in a strange ocean. The water is crystal clear, schools of fish glow like neon lights, and a pink sky looms above. It is beautiful, like a dream... or perhaps, a simulation? As a creature awakening in the deep, you embark on a lonely yet magnificent journey. [NOT HARDCORE SURVIVAL, BUT AN EVOLUTION] Forget complex base building. In "To the Deep", your … If you enjoyed this game, see our list of games similar to To The Deep.

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.

About the Game: Beyond The Illusions Beyond The Illusions is a psychological horror game developed as a prototype in just 50 hours, delivering an eerie blend of puzzle-solving, atmospheric terror, and psychological twists. This first-person experience drags you into the depths of a cursed and near-deserted forest, where reality blurs and nothing is as it seems. You play as Dan, a heartbroken teen… If you enjoyed this game, see our list of games similar to Beyond The Illusions - Original.

About this game:For love, to save her father, and to find her mother, she traveled the world alone, bravely fighting the battle of faith against the dark forces! The background of the story is in the future, in 2035, there is a small leak in the waste pool of a nuclear power plant in Japan, which has been leaking into the nearby sea for many years. There are unwitting fishermen nearby who are fis… If you enjoyed this game, see our list of games similar to bloody lonely cold.

83%Game Brain Score

Most mentioned positive aspects:gameplay, graphics

Most mentioned negative aspects:story, grinding

91% User Score Based on 43 reviews

A management simulation in which you take an old, run-down castle and turn it into a dastardly demon stronghold! Recruit unique monsters as your minions and vanquish adventurers who dare to enter your realm! Install gargoyles, ritual altars, and other devilish decor to boost your castle's mystique and attract more monsters your way. Gift them food and other items to help them grow, and garner the… If you enjoyed this game, see our list of games similar to Demon Castle Story.

85%Game Brain Score

Most mentioned positive aspects:story, gameplay

Most mentioned negative aspects:replayability, grinding

85% User Score Based on 1,936 reviews

You are the Dark Queen—the most powerful being of your entire universe. Your lair is breached by an aspiring hero—a pitiful thing, easily crushed. Except they keep coming back. A 20 minute anti-game about an unconventional relationship and the capacity for change. If you enjoyed this game, see our list of games similar to The Dark Queen of Mortholme.

Small Living World is a complete ecosystem simulator. It simulates everything from the full-water cycle, through plant growth, to the animal reproduction. Every pixel is simulated, everything counts. Watch it evolves by itself, or manipulate the system. At the beginning, you have access to a limited number of plants and animals. Populate your world to unlock more advance life forms. Create d… If you enjoyed this game, see our list of games similar to Small Living World.

89%Game Brain Score

Most mentioned positive aspects:gameplay, story

Most mentioned negative aspects:optimization, stability

89% User Score Based on 296 reviews

Strange Seed is a creature evolution game inspired by games like E.V.O.: Search for Eden and Spore’s creature stage. You begin as a humble blob: the “strange seed” that fell from a very unusual tree. While many blobs exist, you’re not quite like the others. EvolutionDefeat creatures to collect their DNA and unlock new body parts. Reshape yourself and experiment with combinations to build the … If you enjoyed this game, see our list of games similar to Strange Seed.

70%Game Brain Score

Most mentioned positive aspects:graphics, atmosphere

Most mentioned negative aspects:gameplay, grinding

70% User Score Based on 50 reviews

In Aphotic Descent, you play as a diver whose submarine crashed at the bottom of the ocean. With no other option for survival, you must make your way to a nearby underwater research facility facing terrifying creatures, all while descending deeper and deeper... If you enjoyed this game, see our list of games similar to Aphotic Descent.

69%Game Brain Score

Most mentioned positive aspects:graphics, story

Most mentioned negative aspects:optimization, gameplay

69% User Score Based on 169 reviews

A sci-fi underwater survival and exploration game If you enjoyed this game, see our list of games similar to INFLUXIS.

59%Game Brain Score

Most mentioned positive aspects:gameplay, graphics

Most mentioned negative aspects:story

83% User Score Based on 23 reviews

Critic Score 59%Based on 9 reviews

Sym is a puzzle-platformer that explores social anxiety disorder. Play as Josh, a teenage boy trying to reconcile a maze of two contrasting worlds that coexist within the blank spaces of each other - his perception of reality, and the world he created to avoid his fears. If you enjoyed this game, see our list of games similar to Sym.

84%Game Brain Score

Most mentioned positive aspects:music, story

Most mentioned negative aspects:grinding, optimization

87% User Score Based on 1,067 reviews

Critic Score 75%Based on 2 reviews

A massive ocean world, teeming with life and filled with ancient secrets. Join Naija, a lone underwater dweller in search of her family, as she explores the depths of Aquaria. She'll travel from hidden caves, shrouded in darkness, to beautiful, sunlit oases, all lovingly handcrafted by its two creators. Naija's story, narrated fully with voice overs, will become yours, as you join her on this mag… If you enjoyed this game, see our list of games similar to Aquaria.

64%Game Brain Score

Most mentioned positive aspects:optimization

Most mentioned negative aspects:graphics, story

81% User Score Based on 26 reviews

Critic Score 76%Based on 1 reviews

A virtual reality underwater adventure for the Vive in which you, a citizen scientist, take control of a research rig in order to learn about the current state of the oceans. As you begin to learn how to study the seas you are witness to one of the largest great white sharks ever seen. Moments later, your mission is clear - travel through the kelp, down the continental shelf and out in the open oc… If you enjoyed this game, see our list of games similar to Operation Apex.

88%Game Brain Score

Most mentioned positive aspects:story, atmosphere

Most mentioned negative aspects:gameplay, replayability

88% User Score Based on 196 reviews

The Trench is a short horror experience in which you will command the Pandora submarine, exploring the depths of a trench that has been uncovered after an earthquake in the Pacific Ocean, your mission will be to retrieve all the data from a previous accident involving another submarine "The Neptune" If you enjoyed this game, see our list of games similar to The Trench.

Seize control over an entire species and shape its destiny!In Genetica: Extinction, you are a researcher conducting experiments inside a closed artificial ecosystem. Your task is to observe, manipulate, and guide a population of creatures as they struggle to survive in an ever-changing environment. Your goal is simple - prevent total extinction. The ecosystem reacts to every decision you make. Hu… If you enjoyed this game, see our list of games similar to Genetica: Extinction.

Alchemic Beasts Demo and Kickstarter campaign begins July 6th! Join our family in completing our monster taming adventure. Alchemic Beasts is a monster-taming adventure focused on exploration, discovery, and meaningful creature companionship. Rather than treating monsters as simple collectibles, the game centers around building relationships with beasts that evolve through interactions, battles… If you enjoyed this game, see our list of games similar to Alchemic Beasts.

Travel from city to city collecting badges in these procedurally generated roguelite adventures. Catch and evolve your team of Mokitons, make tough choices, and fight using a unique real-time meets turn-based battle system – all leading up to the ultimate Stadium Showdown! If you enjoyed this game, see our list of games similar to Path to Tamer Town.

Freediving Hunter: Spearfishing the World is the PC version of our spearfishing sport game currently on Xbox One. In this game, the user will choose their player character (male or female of various races/ethnicities) to compete against increasingly difficult spearfishing challengers from around the world with the goal of becoming the champion Freediving Hunter over all. On the way to becoming the… If you enjoyed this game, see our list of games similar to Freediving Hunter Spearfishing the World.

37%Game Brain Score

Most mentioned negative aspects:gameplay, stability

37% User Score Based on 9 reviews

Explore the land of Brathian, by yourself or with a friend, fighting guardians and using their powers to keep the magical crystal away from malicious hands in this retro action / platformer game. If you enjoyed this game, see our list of games similar to Brathian.

Our CommitmentEach month, HoHo Game Studio will contribute 5% of earnings to the United Nations Crisis Relief, providing support to those affected by wars, hunger, and natural disasters. This commitment applies to all our current and future games, and we will share our monthly donation updates on our social media platforms. SupportPlease note that this game is exclusively compatible with compute… If you enjoyed this game, see our list of games similar to The Raindrop: A Vocal Odyssey.

Acerca del juego: Las cicatrices del pasado se están abriendo y traen consigo terribles manifestaciones sombrías que dañarán tu psique hasta acabar contigo en Darko, un juego de terror psicológico desarrollado por Psicostudios. Ponte en la Piel de Alex, un joven que sufre un brote psicótico en su casa y que se ve obligado a encontrar sus pastillas para recuperarse. Sinopsis: Un fin de semana tr… If you enjoyed this game, see our list of games similar to Darko.

● Game Introduction: "Aldradah: Tome of Mist Realm" is a fantasy-themed, turn-based tactical strategy dungeon crawler. You will use mysterious ritual magic to summon "Phantasms" from other realms to form an adventure party, delving into the Arcaran Mist—a place where ordinary mortals cannot tread—to explore ancient secrets. ● Key Features: This is a game focused on combat … If you enjoyed this game, see our list of games similar to Aldradah: Tome of Mist Realm.

62%Game Brain Score

Most mentioned positive aspects:gameplay, story

Most mentioned negative aspects:replayability, graphics

Critic Score 62%Based on 10 reviews

The Fate of The Forgotten Realms is in Your Hands Return to the city of Neverwinter in Dungeons & Dragons Neverwinter Nights 2: Enhanced Edition. A dark force sweeps over Faerûn, ravaging everything in its path as though searching for something – something that you now find in your possession. As the Shard-Bearer, only you can stop the King of Shadows and his army from desecrating the land you c… If you enjoyed this game, see our list of games similar to Dungeons & Dragons Neverwinter Nights 2: Enhanced Edition.

The gameAlmamon is a monster-collecting, turn-based RPG where victory comes from clever decisions and well-built teams. You encounter mons, choose the ones you like, and build teams by customizing their moves and traits so they work together in interesting ways. Every mon is viable. Every move is viable. If you find something cool, you can build around it and make it work. You can play as hands-… If you enjoyed this game, see our list of games similar to Almamon.

Ghostify — an incremental game where ghosts are everywhere! Use the power of the wind to blow ghosts away and collect resources. The more ghosts you banish, the more rewards you gain and the faster your power grows. The game blends active gameplay with idle progression — choose your development path and build your own upgrade strategy. What to expect in the game:• 9 unique artifacts w… If you enjoyed this game, see our list of games similar to Ghostify.

86%Game Brain Score

Most mentioned positive aspects:gameplay, graphics

97% User Score Based on 39 reviews

You are a terminal operator working in a grim, dystopian industrial substructure where mutated creatures are worth more alive than dead. Your job is simple and dirty: track the target, throw a net, and deliver the capture to your personal terminal. Every creature generates passive income and experience. The rarer the creature, the faster your economy grows. You don’t kill creatures -… If you enjoyed this game, see our list of games similar to Dystopian Pet Simulator.

On Halloween night, three teenagers head out to enjoy the early hours in costume, unaware that they've chosen the worst possible place to go. While crossing an old, abandoned square during a strange storm, an occult ritual awakens a portal between dimensions—dragging the three into a dark world dominated by the chaos of Halloween. Trapped in a dimension where monstrous creatures constantly emerge… If you enjoyed this game, see our list of games similar to Arcane waves.

96%Game Brain Score

Most mentioned positive aspects:story, graphics

Most mentioned negative aspects:gameplay, replayability

96% User Score Based on 78 reviews

A short horror game about a devout oceanographer trying to find Eden, the source of all things. If you enjoyed this game, see our list of games similar to Water Womb World.

74%Game Brain Score

Most mentioned positive aspects:music, monetization

Most mentioned negative aspects:gameplay, story

96% User Score Based on 28 reviews

Out Now!Full Version Now Available. Thank You for Your Support! Continuous Updates About the Game《Book of Fei》 is a cute and casual idle RPG played directly on your computer desktop. The game interface appears at the bottom of your system desktop, offering adorable companionship during busy work hours! Explore Worlds, Battle and Work on Your DesktopAdventure through different regions in… If you enjoyed this game, see our list of games similar to Book of Fei.

82%Game Brain Score

Most mentioned positive aspects:gameplay, graphics

Most mentioned negative aspects:optimization, stability

82% User Score Based on 73 reviews

Doomfields is an autobattler roguelite focused on team composition, various upgrades and loot. Your goal is to build a team that will reach Doomfields and beyond. After entering a room on the map, you (usually) fight. After starting combat, you can admire as your team defeats the enemies. At the beginning, you choose one of three archetypes: Fighter, Rogue and Mystic. At level 10 every arche… If you enjoyed this game, see our list of games similar to Doomfields.

58%Game Brain Score

Most mentioned negative aspects:gameplay, graphics

79% User Score Based on 24 reviews

Play as different fish, devour opponents in the ruthless underwater world of survival of the fittest, and evolve your abilities. If you enjoyed this game, see our list of games similar to Deep Blue: Devour and Evolve.