Top similar games like Paper Nebula:

Survive the neon space chaos in this fast-paced top-down arcade shooter with a twist of Asteroids and roguelike. Blast through swarms of enemies, complete quirky quests, and upgrade your ship with absurd weapons in a Jetsons-style galaxy brimming with danger, glow, and humor.

Rocket Rats is a survivors-like game where you defeat cheese-based astral bodies in space – as a rat! Clear waves of enemies, collect cheese, upgrade your gear, and conquer the moon!

Delusional is a chaotic top-down roguelike shooter where you battle absurd enemies with hundreds of ridiculous weapons, all in a desperate bid to defeat the eccentric artiste who created you.

A fast-paced, retro-style space shooter with challenging levels. Race against the clock as you blast and dodge through waves of enemies and obstacles, pushing your reflexes to the limit.

Start off as a weak ship with a simple attack and fight through waves of enemies, earning currency in order to purchase upgrades for your ship. The never ending waves of enemies grow in number, power, and variety as you progress. Purchase upgrades to keep pace with them.

STARSHRED is a fast-paced, top-down action roguelike set in space. Shred the invaders, choose between powerful upgrades to create unique combinations, and survive boss battles that turn into bullet hell. Grow stronger with every run and destroy the threat invading the planet.

AREA WARS™ is a fast-paced 2D omnidirectional shooter where you battle enemies from every direction in a constantly changing enclosed area. Defeated enemies trigger chain explosions that engulf nearby foes and boost your score multiplier. Built for short, repeatable runs with score-focused gameplay.

A distant human colony faces an enigmatic alien threat. As commander of a spherical battle droid, infiltrate alien spacecraft to neutralize the menace from within. Face AI-enhanced droids, upgrade your arsenal, and engage in high-speed action, mini-games and test your strategic skills and reflexes.

"Raiden" unites! Get ready to blast into a thrilling new dimension like never before!

A roguelite space shooter based around the classic arcade game. Shoot asteroids, ships, and take down the mothership in a multi-stage boss fight, avoiding lasers and explosions. Upgrade your ship during and after your run in this casual simple roguelite.

Rob o Bot is a survivors-like action game where you fight hordes of robots that began acting on their own after a mysterious virus infected a new generation of machines. Survive waves of enemies, upgrade your gear, and take back control before the machines take over.

Popcorn Rocket is a silly food based old-school arcade space shooter. Pilot the Popcorn Rocket as you blast through hordes of food spaceships in order to save the galaxy from the evil Nebula Empire! With a wacky cast of heroes and villains, Popcorn Rocket will leave your stomach wanting more!

"You're Invading My Space" is a fast paced, space themed, wave survival game where every run is unique. Fight off endless procedurally generated enemy swarms, upgrade and unlock your ships and weapons, and push your limits as this angry galaxy throws everything it has at you.

Rogue Space Convoy is a roguelite space action shooter where you pilot a fighter, build a convoy, and choose branching encounters across five hostile passages. Disable enemy cruisers, salvage upgrades, and keep the Ark alive long enough to reach the gate.

COMBINE WEAPONS in the microscopic roguelite turret shooter with macroscopic depth. Survive 6 modes using an astounding array of turrets, perks, mutations and power-ups on this psychedelic journey to the heart of the abyss. Shmup Mode turns it into a vertical shoot 'em up!

Perilous Pairs is a short roguelike that combines chaotic bullet hell action with the satisfaction of a memory game. Dodge, hop, and match your way through a series of boss fights as you uncover the secrets of the monolith in search of your freedom.

Defend your Starbase in a vibrant roguelite shooter. Upgrade your weapons mid-run, unlock permanent rewards, and survive the endless onslaught.

Hold the ring. Arena Invaders is a neon twin-lane shooter: orbit the rim, drop to the inner lane to fire outward, and hold back swarms that come from both sides. Play the classic Arcade campaign or survive 10 minutes of escalating chaos

SHOOT 'EM UP!Starlight: Eye of The Storm is a 2D Vertical SHMUP set in a 3D background. Unleash your special powers, upgrade your weapons! Take on 10 Arcade stages or 15 Campaign missions! Drift (auto-pivot mode) behind your enemies and take them on with style!

Akka Arrh is a modern take on a scrapped project from the 1980s, providing players with a fast-paced, addictive, arcade shooter experience and psychedelic visuals. Protect your life rings as you chain together combos and go for a high score!

Frenetic 2D action in the style of Space Invaders! Customize your spaceship, face hordes of enemies, and challenge yourself in multiple modes, including Campaign, Arcade, Invasion, and Survival. Upgrade your ship, collect power-ups, and face unique challenges in every battle.

Prepare for an interstellar showdown like no other in a gripping roguelike top-down twin-stick shooter set in the vast depths of space. Pilot your advanced starship, engaging in relentless battles against hordes of alien adversaries. Destroy, Collect, Upgrade, Die, Unlock, Repeat.

A roguelite top-down shooter where you create a ring of guns around you to mow down thousands of enemies! Upgrade your guns with insane mods and experiment with the endless possibilities. You may be an adorable dog, but that won't stop you from raining death upon your enemies!

A casual rogue-lite shooter where you can buy upgrades to improve your run and defeat waves of enemies. Shoot tons of bullets and create different builds while trying to be as accurate as you can to get the best rewards!

A fast, twin-stick shooter micro-roguelike with bullet hell elements, chunky weapons and satisfying destruction. Your AI friend AL4-N will help you along the way with new weapons, upgrades and vague moral support, as you attempt to beat the Scunners Run.

Reality is collapsing into the Null, a digital void that consumes entire sectors of existence. As the last surviving pilot, you dive into corrupted space to fight through hostile anomalies, recover lost data, and uncover the force behind the collapse before everything is erased.

Ragtag Fleet is a fast-paced pixel-destruction survival roguelite. Tear apart enemy ships, expose their Cores, and turn the spoils into weapons, drones, and modules. Build a makeshift fleet into overwhelming firepower.

Break twelve worlds, steal their cores, and fly them as your fleet. A single-run top-down arcade shooter: thirteen stolen fighters, twelve bosses with real weak points, a run that never pauses, and a leaderboard for every world.

Grab the fate of all life in your hands. Blast your way through the cosmos, destroying monstrous cosmic beasts and the space cultists summoning them, on your path to stopping your mother from unleashing the chaos realm upon the universe, in this sci-fi cosmic horror bullet-hell, STARR RINGER.

CORA (Counter Offensive Rapidfire Automata) is a singleplayer/multiplayer top-down shooter created by Empty House Games borrowing inspiration from other arcade top-down shooters.

Survive endless waves of cosmic chaos in Astrochibbi! Fight through escalating battles where every wave brings new monsters, new patterns, and new challenges. Dodge, shoot, and adapt as the battlefield evolves and only the strongest survive.

Don't get swarmed in this incremental top-down shooter! Unlock new mechanics and upgrades as you defeat more and more enemies. Let drones aid you in combat and use your abilities to become unstoppable.

Collect synergizing items to create an overpowered character to fight hordes of cyclops monsters. Cyclo Chambers is a fast-paced, top-down arena shooter with light rogue-like elements. 150 items to choose from to create frantic combinations. Different runs every time.

Rejected as heir after losing your will, you must survive on an abandoned amusement-park planet. Gather ingredients, craft food-guns, shoot, eat, and grow stronger to reclaim your lost legacy.

Vectorfall is a fast top-down space-shooter extraction roguelite built around risky sector runs. Swap between six ships mid-fight, raid hostile signals, break the Command Node, and extract your modules before Alert brings the patrols down on you.

Kill all enemies, Upgrade, Repeat! Defeat thousands of enemies in this incremental roguelite and become unstoppable as you progress through the game.