Top similar games like Halcyon:
Halcyon $2.99
The year is 2506. A vestige of humankind, you’ve been sent to Earth on the faint hopes that you will find more than the corpse of a once hospitable planet. Instead, you find a landscape blooming with lush, mutated new life.
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Galactivore$9.99
Galactivore is a gory retro-style action-platformer inspired by the 16-bit era and featuring an all female cast.
Dap$13.99
Dap is a horror-action-adventure about gathering and protecting a pack of fragile creatures called Daps. Lead your Daps to safety through an eerily beautiful world, fighting off threats, solving puzzles, and avoiding the infection that twists your companions into something alien and terrifying…
Dap: PrologueFREE
Dap: Prologue is a short dive into the eerie world of Dap, the upcoming horror-action-adventure about protecting a pack of fragile creatures against the creeping corruption tainting the woods and its inhabitants. Lead, scavenge, and fight, in a race for survival against otherwordly horrors.
Historical Invaders$2.99
The most wicked men that ever lived on earth. Authoritarians, dictators, and tyrants, from Hitler to Stalin, they are all back. Historical Invaders it's a fixed shooter game where you are the chosen one to annihilate the demons of our past and save mankind.
Endoparasitic 2$11.99
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.
OctoQuestFREE
Your Infamous Harp presents OctoQuest, a mash-up of your favorite retro NES games. Play as a highly evolved octopus on an eight-fold quest to retrieve extraterrestrial mushrooms from subterranean caves. Experience a cerebral journey through the ruins of mankind set to a bass-heavy soundtrack.
Rusted Moss$19.99
Rusted Moss is a twin-stick shooter metroidvania where you sling around the map with your grapple, blasting your way through witches and rusted machine monstrosities alike. This wasteland once harboring mankind has since fallen, and Fae long forgotten now knock on humanity's door...
Nucleuz Underground$9.99
The planet is dying, a team has been created that has to go underground, in the exile of the machines and hit the core. Only in this way, humanity will be able to survive and we have the mission to do so every day. A classic 2D platform game, in a dystopian and survival future. Join the team. Now.
Random Heroes: Gold Edition$4.99
Random Heroes is an action-packed 2D side-scroller platformer. Blast through this action-adventure hero shooter inspired by classic retro games, and stop an alien invasion by teaming up with a bunch of, Random Heroes.
D'LIRIUM$4.99
An experimental 2D-shooter with the elements of a horror game. D'lirium brings together some mechanics back from 90s classics. Non-linear levels, search for the keys, violence and a lot of other things. Including the colourful ponies.
Gun WitchFREE
Help Beretta become the best witch ever in this 2D action platformer shoot 'em up! She's going on an adventure to beat up monsters, talk to cute NPCs, and discover the dark history of Luninsula all while making lifelong friends.
Sect-MachinaFREE
Sect-Machina is a fluid, atmospheric bug-themed metroidvania rendered in a vibrant 2D pixelated style, crafted with meticulous attention to detail in its combat, characters, environments, sound, and story.
Kunoichi Beat$1.99
Kunoichi Beat is a pseudo 8-bit, quasi-cinematic platformer with minor stealth elements. Playing as an urban ninja, much of the platforming is parkour-influenced as players will be making use of the environment with the urban ninja’s (slightly over-exaggerated) realistic jumping abilities.
Grayland$4.99
A noir story of a tiny bird fighting in the colourless world of Grayland. Grayland is a story driven side-scroller game with unique art style. Fly and fight your way through the radiation filled lands, save your loved one and your children.
Operation Hardcore$4.99
Operation Hardcore is an action-packed 2D side-scrolling shooter inspired by classic twitchy action games of yesteryear, but with modern touches and conveniences.
Neon Knight: Vengeance From The GraveFREE
Neon Knight is a 2D action side-scroller PC game developed by Marko Vukovic. It is the epic tale of supernatural resurrected warrior who travels dystopian kingdom with the aim to end the current reign of terror, and find his family.
Alone on Mars$3.99
Alone on Mars is a 2D survival shooter on Mars. The gameplay is a platformer with a mixture of sandbox and Tower Defense.
Gobot$1.99
Gobot is an intense endless platform survival game focused on dodging falling meteors, Lasers, destroying robots, all while collecting powerups and upgrading abilities to help you survive.
Phenom$3.99
In the midst of an outbreak of a mysterious virus that turns people into crazed zombies, James's wife has disappeared and now he has to find her and survive in a zombie apocalypse with moving around the grid using improvised means, environment and logic.
tranceWave NEOFREE
tranceWave NEO is a classic arcade twin-stick shmup, inspired by others in the "trance shooter" genre. Move, shoot, survive, and aim for a high score!
Spooky Pixel Hero$2.99
Enjoy 2D pixel platformer levels inspired by old-school classic retro games and haunting glitch horror.
Lullaby Data$6.99
Follow the story of Lullaby and Echo in a futuristic world. Mixing action and adventure, meet many unusual characters, play numerous mini games, and explore space to discover the secrets of Lullaby and the mad gods.
Jungle Rumble$4.99
Become a fearless soldier, face off against the evil Skull and his army in the heart of the Amazon jungle. Survive deadly traps, ambushes, and explosive battles to restore peace. Will you emerge victorious?
Rot Gut$1.99
Rot Gut is an action packed platformer set in America’s 1920’s Prohibition era. You take control of an agent who, to uncover their mysteries, goes on a mission to fight the city’s underground armed to the teeth organizations.
The Lost and The Wicked$9.99
The Lost and The Wicked is a Brutal Twin-Stick Psycho-Thriller. After a shipwreck you wake up in a wicked world with no memory of who you are. Fight through hectic gameplay with a unique grunge art style and original 2+ hour soundtrack as you discover your past and what you did to end up here.
Re.Surs$7.99
Re.Surs is a futuristic story-driven 2D side-scrolling shooter featuring unique heroes with various abilities. Shoot, dash, kick and hack monsters as you try to uncover the secrets of the Re.Surs dark energy and demons' interdimensional invasion.
Stinky feet: The adventure of BigFoot$14.99
You wake up in a strange place reduced to a six-toed foot load of enemies are trying to wash you! FIght them by wall jumping and shooting your extra toe at them, while you try to find your way out.
Cave CrawlerFREE
Cave Crawler is a short, 2D side-scrolling action platformer. Explore caves filled with interesting enemies and fun platforming challenges.
Bleak Sword DX$9.99
Discover and destroy increasingly horrifying creatures across an oppressive lofi world, wielding fierce weaponry and powerful magic in this pocket-sized action adventure.
Mika's Battle S$4.99
Mika's Battle S is a 2D platform action game based on the story of a warrior who has been commanded to defend Sunshineland territory against the attacks from the enemy soldiers belonging to the Rogho Corporation.
Gemmas Gauntlet$6.99
A Minimalist 2D Lite Action Platformer. You are Gemma, soldier of the Order of the GEM. Iron Will, Power Gauntlet in hand, you must shoot, punch, smash, deflect and fight through 52 levels of challenges against the soulless machines and their evil minions. Are you made of Flesh or Steel?
Eyes in the Dark$14.99
Fight with light against the dark in this "roguelight" platformer starring Victoria Bloom! Drive back the darkness that's overrun Bloom Manor and conquer swarms of creatures as you discover powerful new items to upgrade your arsenal. Are you ready to enter the ever-changing manor?
Gunborg: Dark Matters$9.99
Harness the power of dark energy as you jump, slash, shoot and bombard your way through an army of alien soldiers and killer robots in an arcade style, twin-stick shooter with a slick 80's synthwave soundtrack.
Citadale - The Accursed Seal$9.99
The dark lord Rhogul is about to be resurrected and the only man capable of stopping him is dying. Explore a vast open world in this action game with metroidvania elements and join Arion Dorleac in his final days for one last time...
SOLAR CAGEFREE
You have one job: BLOW UP THE SUN. A game perfect for parkour/shooter fans, speedrunners, and those looking for an extra challenging experience!
Rogue Sentry$7.99
Rogue Sentry is a difficult twin-stick adventure shoot-em-up about a sentry droid who turns rogue to save humanity.
Narcotics Ninja$1.99
Narcotics Ninja is a fast paced action platformer with an emphasis on physics based platforming and high intensity combat.
Tom's Adventure$0.99
A little but very fun and challenging platform game.
Astro Planes$0.99
Astro Planes is a sci- fi fantasy space shooter. Laser blast your way through space and use powerful missiles to neutralize the enemy with explosive chaos and use your dashing ability to evade enemy fire.
ARAIGNEES$5.99
Atmospheric First-Person Horror Adventure. Follow the feverish dream of an industrial worker plunged into a nightmare after a small spider bite...
God Damn The Garden$4.99
The FPS Adventure where you're challenged to explore God Damn's World, and ultimately become the successor of Badass Heaven.
IHAS$9.99
Find yourself aboard a giant spaceship in IHAS, a gripping Sci-Fi adventure handcrafted by a solo Ukrainian developer. Experience intense FPS action, mind-bending puzzles, and epic boss battles.
SOONA$1.99
You are the last hope for the remaining people on earth, a master creation filled with memories of a past life. You must end her rage and suffering before it's too late.
Erra: Exordium$19.99
Erra: Exordium is a 2D action adventure game in Dieselpunk setting. Explore a world based on Sumerian-Akkadian mythology. Take the role of a scientist who was able to cheat death and fight the rebellious army of mechatrons.
Jumping Knight$9.99
Jumping Knight is a platformer game with an atmospheric-dark world and a lot of challenging levels.
Saturn Quest: Blast Effect$3.99
Saturn Quest: Blast Effect is a story-driven action adventure game set in the human-less galaxy far far away. Fly, climb, shoot, explore the world and fight the giant bosses in this 8 Bit style Space Opera, full of drama and epic.
The Bits That Saved the Galaxy$4.99
Grab up to three friends for a lo-fi, bit blasting adventure! Fight your way through unique worlds and play styles to save the galaxy!
100 Pumpkins 2$3.99
Explore, solve puzzles, and fight your way through over 100 screens and return your pumpkin pals!
Slime Jumper Adventure$0.99
In this classic 2D platformer, make your way through countless traps and obstacles like spikes, lasers, projectiles and even aliens as Mr. Slime, across 5 unique worlds with numerous levels. Reaching the goal at the end of each level is key to progressing to the next stage.
The End o,,,oFREE
Face the grim reaper at 3 frames per second.
LUNARK$19.99
A pixel-art sci-fi adventure set in the midst of a rebellion against a totalitarian regime, LUNARK is a modern take on the 2D cinematic platformer genre of the '90s. Run, jump, hang, climb, roll, and shoot your way through gorgeous and mysterious locations!