Top similar games like Cosmos:

Clean, Quota, Upgrade, Repeat. Super Polished is a Top-down cleaning roguelite where you clean up while the mess is still being made.

Stay in the light, hunt the dark. Create your own hero through the four dimensions of role, skill, talent, and blessing outside the battle. In the battle, choose the most suitable equipment and weapons strategically to improve your strength and continue to fight.

In this top-down roguelike shooter game you go through levels of enemies to defeat [???] which escaped from [???]. You do this with the help of weapons and items you find on the way. You can equip up to two weapons. Mix and match the weapons and items you find to make combos that work together!

Hyperwired is a classic top-down action shooter, where your spaceship has a plug hanging from it. Wire yourself into sockets, gather upgrades, and unlock ships as you explore a procedurally generated galaxy with roguelike elements.

Hero Trial is a LOW POLY STYLE TOPDOWN light ROGUE game. Players play the role of medieval warriors, defeat monsters and survive！

GnomeCart Havoc is a roguelite shooter with snakelike elements. You control a group of Gnomes sitting in carts trying to take back their home. Explore the cursed, ever changing mine, upgrade your crew with treasures you’ll find in your journey and destroy every monster that stands in your way!

Orbit Run is an arcade sci-fi game with roguelike elements, in which orbiting asteroids are your only weapons. Catch asteroids and combine them to unlock their run-altering abilities. Skillfully manoeuvre to dodge attacks and land massive asteroid strikes to defeat the ever-increasing waves of foes.

Crush mutant bugs, unlock new allies from the remains of defeated bosses, and build your own swarm of chaos! Hell Bug is a fast-paced roguelite shooter where every boss you defeat brings you closer to expanding your army with strange and powerful bugs. Each bug has a story, some shouldn't be told.

Meow Legion is a game about assembling an army of cats to defend against waves of enemies.A top-down roguelite shooter game where you hire cats and level them up to fight mice from the evil Mousy Empire!

Nothing but ocean in every direction, and monsters eyeing you down everywhere you go! Wake up, confront the monsters, and find your way home in this top down rouge-like, with a unique take on shooting mechanics. 

KaveXplorer is a top-down bullet hell dungeon crawler following a group of Xplorers seeking for the universe crystal.

A retro arcade style Top down shooting game. Shooting them with a machine gun, blasting them with missiles, dashing them with a vehicle, whipping them with an energy chain, or burning them with a napalm...No matter how you get it done, “ALIEN BUGS MUST DIE!”

Fight against Hordes of Zombies, Skeletons and other creatures to survive as long as possible. Upgrade your arsenal and rescue other Survivors on your DESPERATE SURVIVAL.

Enter the human body with A Way To Die! Play as a disease that attempts to infect its host by contaminating organs and mutating! Discover new ways to win every time you play with all the different diseases!

The roguelike block-breaker that the gaming world needed! Choose your hero and destroy bricks to make him fight. Skillfully maneuver the ball, optimize your upgrades wisely, and maybe you will reach the end of this Odyssey!

UBERMOSH:BLACK is the second volume of the arcade series UBERMOSH. Cut bullets with your sword, shoot with heavy guns and splatter enemies with a rage fueled psionic wave.

Tankmageddon is a fast-paced roguelike tank game where you play as Ed, a pilot and mechanic on an Earth facing invasion. A ruthless A.I. has built a tank factory on the Moon and plans to wipe out humanity. Face hordes of enemy machines and use their parts to defeat them.

BALL x PIT is a brick-breaking, ball-fusing, base-building survival roguelite. Batter hordes of enemies with ricocheting balls and gather the riches of the pit to expand your homestead, generate resources and recruit unique heroes.

Destroy hordes of strange machines that have invaded the forest. Yawnoc is a chaotic top-down shooter roguelite focused on immersion into the world of Conway's Game of Life and other cellular automata.

BroodStar is a classic arcade shmup with roguelike elements. Acquire crazy item combos, encounter strange events and fight challenging bosses on a quest to destroy the living planet, the BroodStar.

Goblins & Gun runnin` is a short rouge like like game where you venture down into a dungeon of goblins and other creatures to save your cheese. the dungeon is scalable to how you want to play. if you want to do a small run make the dungeon small or a big dungeon for long playthrough

Stel is a spaceship action-adventure game with procedurally generated elements. Fight dangerous foes, improve your ship and explore the different levels to decipher a mysterious problem, the Quantum are disappearing...

Silky Road is a roguelike top-down shooter where you build a train from unique carts and defend it against waves of enemies. Loot, upgrade, and push forward, one station at a time, to reach the end of the Silk Road and uncover its secrets.

Dungeon Grid is a goofy top-down roguelike where you defeat hordes of enemies by customizing your wizard with unique synergistic parts and game-breaking combinations!

Uncover the secrets of the shattered realm in Aurora: Genesis, a roguelike action game. Traverse the dynamically changing landscape, battling creatures and exploring the realms. With masterful combat, endless replayability, and a rich lore to unravel, prepare for an immersive journey like no other.

Echoes of Elpis is a twin-stick shooter sci-fi roguelite. Upgrade weapons, discover new tech, and uncover a secret past as you battle through Elpis on an epic treasure hunt.

Broadside Renegades combines auto-firing weapons with manual ship abilities in a rogue-like space pirate adventure. Choose your captain and upgrade your ship to steal the space kings booty. Warp ahead to stay alive, and mind your bearing.

Nuclear Throne is a post-apocalyptic roguelike-like top-down shooter. Not 'the final hope of humanity' post-apocalyptic, but 'humanity is extinct and mutants and monsters now roam the world' post-apocalyptic. Can you reach the Nuclear Throne?

Dungreed is a 2D side-scrolling action game with 2D Rogue-LITE elements. You become an adventurer exploring a continuously evolving dungeon to prevent the town from being destroyed. Eliminate enemies, use a variety of weapons and magic, eat food, and defeat evil in the dungeon!

Sealer of Dungeons is an action-shooter with Rogue-lite elements. Play Sealers on their journey, you will find great treasures and abilities to seal the unknown evil above. Gather precious loot, discover hidden secrets, and chat with merchants to get powerful items. Seal the dungeon, save the world!

Fight through hordes of burnt CDs, flying TVs, and faceless suits in this frantic, run-based, twin-stick shooter. Forget firing bullets, though - you'll be flinging vinyl records, throwing drumsticks and swinging guitars to fend off the enemies of music and maybe, just maybe, survive the night.

Unleash Mass Insect Extermination! Entomophobia is a casual Bullet Heaven with rogue-lite elements. Slay bugs, amass upgrades, and escalate your power against the swarms. Crush, upgrade, dominate – the insect reign ends with you!

Twinspell is a cooperative roguelike where two players explore procedural dungeons and face enemies in fast-paced, frenetic combat.

Diary of Lucie is action-roguelite game made with RPG Maker. In addition to simply avoiding the enemy's barrage, strategically use the enemy's bullet to make the battle situation advantageous!

Beat up planets in Asterogues, a cosmic bullet hell shoot-em-up hybrid! Pick your character from a band of outcasts banished to the Asteroid Belt, dodge and shoot your way through a brutal onslaught of bullets, and take revenge against the Solar System!