Top similar games like Astraea:

Starship Architect is a high-octane roguelike where every decision counts. Battle relentless enemies, choose from a dynamic arsenal of weapons and upgrades, and strategically assemble your ship. Unlock powerful new parts after each run and craft the perfect starship.

Defend against the alien invasion and take down the mother ship! Utilise branching upgrade trees, unlock new ships, and equip permanent upgrades to create your own unique build and defeat the growing hordes of invaders in this sci-fi action roguelike!

Face challenging bosses and hordes of enemies in an action roguelike, using elemental weapons and unique combinations to master each cycle.

A roguelike with unique curses, 60+ cards, incredible shots and power-ups. No two attempts are ever the same.

Experience intense arcade-style shooter with bullet hell mechanics and rogue-like elements. Use destructible bullets to defeat waves of enemies and bosses. Can you emerge victorious in this thrilling challenge and take down the Space Pirate?

Crashing at Grandma's was meant to be a break from your responsibilities. But relaxing might prove hard when the Spirit World is real, its entrance is in your basement, and you're its newest guardian. Blast evil spirits and save your hometown in this rogue-like dungeon crawler!

Paranautical Activity combines the classic FPS action of games like Doom and Quake, with the randomness and difficulty of modern roguelikes like Binding of Isaac and Spelunky.

Roguelike bullet hell shooter, where you fend off waves of attacking monsters in a constantly transforming arena. You are rewarded with upgrades to your vulnerable spaceship if you survive long enough.

Bullet-hell game. Face endless enemies in Survival Mode. Psion Themed! Earn experience and survive as long as possible! Unlock Powers and Gear. Complete achievements! Mix Psions, Powers and Gear each run! Playable with one hand. Rhythm Based.

Gear up your GunSuit and defend Earth from an alien siege! Equip and upgrade unique arsenals of overpowered weapons to survive overwhelming numbers in this action-roguelite twin-stick horde survival.

Hecaton is futuristic action rogue-like set on Titan, a terraformed moon of Saturn. Play as a Bounty Hunter and fight your way through an army of space pirates. Brave the surface of Titan and begin your descent to find the Pirate Base and your ultimate goal.

Star Waker allows you to command customizable spaceships with the mission to show your agility in order to save mankind.

Rustwing is a twin stick shooter roguelike, set in the distant future. Navigate from star to star, battle the scattered factions of humanity, discover strange anomalies, customize your weaponry, acquire powerful upgrades and become a legendary pilot!

Force Reboot is a fast-paced FPS with rogue-lite elements. Force Reboot is entirely focused on nonstop gameplay. You need to get past all of the rooms as fast as you can.

Super House of Dead Ninjas is an action arcade game with roguelite elements. Race against a 30 second timer as you descend floor after foe-filled floor and attempt to unlock the secrets of this deadly tower!Play as the fearsome Crimson Ninja, wielding an arsenal of deadly ninja weapons and attacks.

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.

This is a rogue-like top-down shooter where you control a spaceship that is sent out to explore the caves on the Moon. Once you enter the caves, you find out that there are enemies. It is up to you to survive against them while also trying to find the path down to the next level of the caves.

99 Levels to Hell is a platform shooter with lots of guns, upgrades, magic, traps and monsters to kill. 99 Levels to Hell is a rogue-like, which means surviving is key and every time you play you get a new set of levels to play. When you complete 10 levels, the 10th being a boss-fight you unlock a door to the next dungeon.

Squeeze into your toga and slide on your sandals to rally the angry mobs of Okhlos and bring down the oppressive god of mythological Greece!

Pixel Descent is an action rogue-lite in which you navigate a series of complex dungeons packed to the brim with monsters that want you dead. Sign the contract and descend into the deepest depths of the abyss knowing full well that you will definitely die there, it's just a matter of when.

Defy the god of the dead as you hack and slash out of the Underworld in this rogue-like dungeon crawler from the creators of Bastion, Transistor, and Pyre.

Rise Again is an Action Roguelike inspired by Hack n Slash and Dungeon Crawler. Witness the adventures of a cursed wizard in ever-changing dungeons. Kill, Die, and Rise Again to lift the curse. Every death is a step closer to freedom. Will you break the curse?

Dungeons & Guns is a pixel art visual, dungeon crawler style game, where the player aims to advance as far as possible through the enemy crowded dungeons, until reaching the final challenge. After this, new challenges will arise.

Hopeless Sea is arcade-inspired STG with roguelike elements. You pilot a ship to cut your way through hordes of procedurally generated, merciless sea monsters. Choose wisely from a variety of ships, weapons and traits since conquering this hopeless sea is the only option to survive.

In the merciless sands of the arena, a gladiator fights for his freedom and his people… In this Action Roguelike game, Trakonius challenges the Invincible War God Mars! In four deadly arenas, gladiators face mythological creatures and challenges. Fight for your freedom, win for your people!

Spaceflight action for the new age! Push your piloting skills to the ultimate test, blast and burn your way through swarms of starfighters, merciless armadas and colossal behemoths in an epic roguelike campaign that spans the cosmos. Easy to learn, tricky to master, and impossible to put down.

Zone of Lacryma is a story driven vertical shmup with 11 levels, highscores, speedrunning, upgrades and more.

A Roguelike about capoeira that mixes afro-descendant culture in Brazil and fantasy

AGIS - A Game In Space is a top-down twin-stick-shooter.

A roguelike survival game in space. Stranded in space, you must fight to survive as long as you can! Dodge or destroy asteroids, collect ice shards to survive. Find power ups in from your ship, get out before they destabilize and explode! How long can you survive in space?

Kamakazzzbee is a taxing arcade game about a bee trying to eat all the flowers in its ecosystem.

GhostGame is the roguelike bullet hell game that puts your hand-mouse coordination to the test. Fight through hordes of enemies, gain powerful skills, acquire companions and defeat bosses to accomplish your ultimate mission.

Unleash divine fury in this Ancient Greek twist on the Vampire Survivors formula! Play as one of 16 mighty gods, each with unique powers, battle endless waves of mythological creatures and legendary bosses. From harpies to hydras, can you survive?

Survive and destroy monsters to your heart's content with the help of powerful and unique characters. Unlock new characters and discover the synergies with their abilities to unleash game-breaking builds and slay everything on your path.