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.

Uncover the secrets of a ruined world in Mist — a dark RPG with idle mechanics, evolution, and horror vibes. ⚔️ Battle alien horrors, shape your destiny, and search for your missing daughter in a story where every choice matters. If you enjoyed this game, see our list of games similar to Mist.

This is an exploration-driven adventure game. Alice and Noir Bunny set out on a journey together, discovering strange worlds while searching for a lost voice. Along the way, players engage in puzzles, mini-games, and immersive interactive experiences filled with wonder and discovery. If you enjoyed this game, see our list of games similar to Alice in Wonder Underland AIWU.

"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.

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.

96%Game Brain Score

Most mentioned positive aspects:story, atmosphere

Most mentioned negative aspects:replayability

96% User Score Based on 337 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.

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.

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.

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.

78%Game Brain Score

Most mentioned positive aspects:story, graphics

Most mentioned negative aspects:gameplay, optimization

86% User Score Based on 42 reviews

It's 3am in your childhood home. Everyone's asleep, but you. Sneak out of your room to do what you always do - "T.W.I.R.L." - whatever that means. If you enjoyed this game, see our list of games similar to T.W.I.R.L..

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.

67%Game Brain Score

Most mentioned positive aspects:story, gameplay

Most mentioned negative aspects:monetization, grinding

74% User Score Based on 42 reviews

Experience the first chapter of Nova Hearts for FREE! As Luce, become a superhero in your hometown of Vermillion after a mysterious force magically transforms some of its residents. Reconnect with friends, family and new people, building your relationships as you progress. TEXT, DATE and FIGHT in this turn-based combat dating adventure. EXPRESS YOUR RELATIONSHIPS WITH STRATEGIC TURN-BASED COMBA… If you enjoyed this game, see our list of games similar to Nova Hearts: The Spark.

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.

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.

85%Game Brain Score

Most mentioned positive aspects:story, graphics

Most mentioned negative aspects:grinding, gameplay

98% User Score Based on 174 reviews

Critic Score 71%Based on 9 reviews

Explore an ocean that exists before the beginning of time and meet creatures with hidden powers waiting to be released. How you choose to influence them will change the fate of the world. If you enjoyed this game, see our list of games similar to Mythic Ocean.

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.

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.

98%Game Brain Score

Most mentioned positive aspects:atmosphere, story

Most mentioned negative aspects:gameplay

98% User Score Based on 63 reviews

Descending to the ocean floor, Riley, a salvage engineer, is hoping to score a massive payday. Her team has discovered a forgotten distress signal coming from an abandoned navy research station at the bottom of the Antarctic ocean. If she can manage to get inside and release the reactor core's emergency ejection system, they'll be set for life! In CRUSH DEPTH, you will experience atmospheric, retr… If you enjoyed this game, see our list of games similar to CRUSH DEPTH.

52%Game Brain Score

Most mentioned positive aspects:replayability

Most mentioned negative aspects:stability, gameplay

68% User Score Based on 28 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.

59%Game Brain Score

Most mentioned positive aspects:gameplay, story

Most mentioned negative aspects:atmosphere, monetization

78% User Score Based on 27 reviews

"Deepest Trench" is an exhilarating local co-op or Single player game that plunges players into the depths of the Mariana Trench for a secretive military operation. With immersive gameplay and breathtaking visuals, players must work together to navigate treacherous underwater terrain, uncovering hidden mysteries and face unexpected dangers along the way. As they dive deeper into the abyss, communi… If you enjoyed this game, see our list of games similar to Deepest Trench.

94%Game Brain Score

Most mentioned positive aspects:gameplay, story

Most mentioned negative aspects:grinding, optimization

94% User Score Based on 600 reviews

When they built the floating cities, they had no idea an insidious threat lurked deep below...Feed the Deep is a compulsive lovecraftian roguelike inspired by the likes of Dome Keeper and Spelunky. Dive into an ever-changing system of undersea caves. Collect resources that can be traded for upgrades and items. Explore ever deeper, managing dark spaces, limited oxygen, and hostile wildlife, and com… If you enjoyed this game, see our list of games similar to Feed the Deep.

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.

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.

96%Game Brain Score

Most mentioned positive aspects:graphics, music

Most mentioned negative aspects:gameplay, story

96% User Score Based on 50 reviews

Equin: The Lantern is my challenging roguelike with some wholly original ideas. Conquer the 50 floor dungeon and its evil inhabitants in a quest to the bottom of the joint to find the mysterious lantern itself. Free updates all the time! If you enjoyed this game, see our list of games similar to Equin: The Lantern.

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.

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.

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.

52%Game Brain Score

Most mentioned negative aspects:story, graphics

68% User Score Based on 28 reviews

Deity Quest is a light-hearted RPG where your goal is to convert followers and gain power to become the Overgod of Aberos. Use your divine magic to support your followers in fast-paced, strategic 6 vs. 6 battles, and compete with other deities in your quest to reach the top! If you enjoyed this game, see our list of games similar to Deity Quest.

Enter the darkest labyrinth ever discovered.A forgotten place buried for thousands of years, where the stones seem to breathe, statues watch your every step, and every corridor may hide a secret capable of changing your entire adventure. You play as Joy, a strange yet fearless little creature lost within a vast living labyrinth. Your objective seems simple: find the exit. But the deeper you vent… If you enjoyed this game, see our list of games similar to Obscurinth.

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.

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.

● 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.

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.

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.

87%Game Brain Score

Most mentioned positive aspects:gameplay, graphics

Most mentioned negative aspects:story, grinding

91% User Score Based on 46 reviews

Demon Castle Building Dungeon Management Simulation If you enjoyed this game, see our list of games similar to Demon Castle Story.

64%Game Brain Score

Most mentioned positive aspects:gameplay, emotional

Most mentioned negative aspects:monetization, story

86% User Score Based on 25 reviews

Explore underground mysteries while upgrading your drilling machine. If you enjoyed this game, see our list of games similar to Mystery Digger.

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 final boss, the Dark Queen of Mortholme, unrivaled in power. A hero invades and is easily crushed. Yet, they keep returning. A short-form indie game about an unusual bond, perspectives, and the beauty of change. If you enjoyed this game, see our list of games similar to The Dark Queen of Mortholme.

84%Game Brain Score

Most mentioned positive aspects:gameplay, graphics

Most mentioned negative aspects:grinding, character development

84% User Score Based on 133 reviews

In Shard Squad, join elemental creatures to save their lands in intense battles against challenging hordes and bosses. Strengthen yourself with unique allies, gather valuable items, face epic calamities, and unlock new members to create unique strategies on your path to victory! If you enjoyed this game, see our list of games similar to Shard Squad.

91%Game Brain Score

Most mentioned positive aspects:gameplay, graphics

Most mentioned negative aspects:music, story

91% User Score Based on 80 reviews

This is a relaxing atmospheric game where you simply watch a robot catch creatures. Place it at the edge of your screen like a vertical desktop accessory and observe the ecosystem. It’s neither an idle game with mountains of stats nor an exciting fishing game. If you enjoyed this game, see our list of games similar to Fishing The Abyss.

86%Game Brain Score

Most mentioned positive aspects:gameplay, graphics

Most mentioned negative aspects:replayability, grinding

86% User Score Based on 219 reviews

Become the Guardian of the Abyss and lead the Great Migration to bring forth the next Crab God Use your growing knowledge and great power to command your loveable crab babies (Crablings) to restore your ocean domain and protect your successor’s egg as you venture into the watery depths. GROW YOUR CRABLING COLONY Raise your Crablings! Nurture their personalities and potential as they worship you,… If you enjoyed this game, see our list of games similar to Crab God.

74%Game Brain Score

Most mentioned positive aspects:gameplay, graphics

Most mentioned negative aspects:story

96% User Score Based on 28 reviews

Jump into the world of [Zlime - Return of the Demon Lord], where unbridled excitement reigns supreme! Immerse yourself in an intense and exhilarating gaming experience that action enthusiasts and roguelike fans crave. Get ready for a wild ride where every playthrough is a fresh, heart-pounding challenge! Now, as the unlikely hero of [Zlime - Return of the Demon Lord], you embody Zenoth, the once-m… If you enjoyed this game, see our list of games similar to Zlime: Return Of Demon Lord.

75%Game Brain Score

Most mentioned positive aspects:story, graphics

Most mentioned negative aspects:replayability, grinding

78% User Score Based on 3,067 reviews

Critic Score 70%Based on 3 reviews

Two years in the making, the highly anticipated Indie remake of the cult mod Dear Esther arrives on PC. Dear Esther immerses you in a stunningly realised world, a remote and desolate island somewhere in the outer Hebrides. As you step forwards, a voice begins to read fragments of a letter: "Dear Esther..." - and so begins a journey through one of the most original first-person games of recent year… If you enjoyed this game, see our list of games similar to Dear Esther.

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.

58%Game Brain Score

Most mentioned positive aspects:story, gameplay

Most mentioned negative aspects:grinding, stability

58% User Score Based on 270 reviews

This digital download edition includes: 99 Spirits 99 Spirits: Artbook and Soundtrack Pack Next to the base game includes a digital artbook (76 pages) and the digital soundtrack with 17 tracks, featuring Yoshiyuki Obi and Karen Tachibana. The extras can also be purchased separately, outside of this edition. If you enjoyed this game, see our list of games similar to 99 Spirits.