Top similar games like Osiris:

Rift World is a hardcore FPS game full of action-fueled magical encounters set in a surreal parallel world.

Cyber Courier 2088 is an cyberpunk sci-fi courier game, where you start out as a taxi driver transporting passengers and goods as you become a sought after cyber courier in a crazy low-poly Sci-Fi world.

Camping and adventure await you and your Bow & Arrow! Solve puzzles and fight monsters in dungeons or relax and hike the open world. There's fun and excitement for everyone when you're Gone Camping!

A third-person shooter and visual novel. Concoct potions to fulfill customer orders (try not to blow up your shop and turn the customer into a mushroom), look for ingredients in the open world and fight monsters for them. Everything will work out... The main thing is to strictly follow the recipe!

Grab your pitchfork and dive into the rift! Hardest Harvest is a fast-paced FPS featuring an everfalling arena, endless swarms of corrupted creatures, and adorable vegetable companions.

Explore a strange interconnected world, find weapons to shoot those that stand in your way, and discover hidden upgrades and abilities to discover even greater secrets in an action adventure first person metroidvania.

A mix between Portal, Zelda and Metroid. Exploration, puzzles, combat! A first-person-metroidvania taking place six inches under Supraland.

Protect cute anime girls. Shoot monsters. Simple.

Project Remedium is a story-driven action shooter set inside a human body devastated by illness and bad circumstances. It's a post-apocalypse of sorts, a really tiny one, but for a nanobot named Nano+, the body is a whole world. So he is hell-bent on fixing it with his guns and a unique grapnel.

World of Unlit is a fast paced, first person movement shooter where your goal is to utilize your grapple hook, melee weapons, guns and bows to destabilize a culture.

In The Apollo Project, you must survive against men and nature itself before it's too late. Harness the power of an alien artifact to infiltrate a top secret research facility to save the world from impending climate disaster. Can you make it out alive before it's too late?

F.E.R.A.S: The Mystery of Future Island is a dynamic and unforgettable FPS where you play as a secret agent armadillo. Blending intense battles with the unique ability to roll through environments and tackle challenges, the game delivers a one-of-a-kind action-packed experience.

Naau: The Lost Eye is a VR action, adventure, and easy puzzle game with physics based mechanics. Explore ancient ruins, sky cities, and canyons.You will have bow, crossbow, various weapons and too many enemies.This game is created exclusively for VR.

You have to take on the role of Captain Bjorn and go on an adventure and clear the land of evil spirits.

Take a seat back and explore a vast and beautiful world. Find out why it became so empty. And get inspired by all the stories that helped others in the past. But also don't let your guard down because revenge is the reason you were summoned here.

Rusty's Day Off is a stylized FPS with puzzle elements in which you play as Rusty, a janitor, facing his own rogue robots. You'll have to fight, solve puzzles, and jump & run all over the place to get through this day.

A ghostly FPS tower defense, in Ghost Villa you build up your farm during the day, by night you fight hordes of ghosts that want to haunt and take possession of your home.

Prime Directive is a first person 3D action-adventure shooter in which players control Marty, a small but brave robot. Marty acquires unique abilities to fight enemies and solve puzzles while exploring a mysterious alien world.

90s-style shooter meets Metroidvania. Step through a portal to a mysterious alien world, and discover the fate of the Lost Expedition.

Welcome Human-V1399 to the "Human Restoration Program," the final hope for the rebirth of mankind. In this physics-based movement shooter, use telekinetic powers to defeat hostile alien-built creatures through the depths of an irradiated planet in a conflict-ridden solar system.

Beyond reason is a knowledge-based time-loop game about surviving a tiny open world. Master fluid first person combat, while uncovering the island's secrets. When you die, you take nothing but your knowledge of the world into the next loop.

Slime Rancher is the tale of Beatrix LeBeau, a plucky, young rancher who sets out for a life a thousand light years away from Earth on the ‘Far, Far Range’ where she tries her hand at making a living wrangling slimes.

First person shooter game based on the first part of the Spellbound series of books. You play as Damitri with his ability to use ice magic. The player will use snowballs and icicles to defeat enemies. They will use Laura's song or scream to heal yourself or hurt foes. 14 stages 4 bosses and 3 modes.

Faithfall is a fast-paced Boomer-Shooter where you play as Maria, a girl infected with demonic blood after a demon invasion in the city of Valdovia.

A fast-paced FPS following a sci-fi story taking inspiration from Greek mythology and blending it with fantasy elements. As a security robot aboard a deep space mining vessel, you must face an unknown threat when crewmembers start turning into creatures of ancient myth.

Welcome to Vakrex, a world brimming with life but plagued by conflict. You must sift through the occupational forces and hostile wildlife to investigate the cosmic phenomena known as Neon Rain. You don't call the shots on this treacherous planet, however. Evolve or die.

Be the cactus, become the legend! Master foes, evade traps, and uncover artifacts as a spiky hero in this unique indie FPS, blending classic elements with quirky new ideas.

Welcome to Realms, a first-person shooter inspired by the rules and aesthetics of popular tabletop RPGs. Use The Die of Chaos along with your abilities and alternate gun fire to help Fortuna explore different realms and destroy any and all threats along the way.