Top similar games like Nova Protocol:

Retro Wave is an endless runner in which you have to avoid various obstacles in order to achieve the highest possible score. Compete with other players worldwide on a global leaderboard and become number 1.

"Fight off endless hordes of enemies with your ship! Upgrade it to defeat increasingly powerful opponents! Choose your upgrades carefully, manage your priorities, and find your enemies' weak points!"

You've escaped from the galaxy's most secure space prison, and now there's a bunch of angry lawless chasing you. You must survive, fight for your freedom, and outrun these grumpy pursuers. Asterobits delivers a relentless (and slightly absurd) escape in an arcade-style roguelike space shooter.

Fight against waves of enemies to become the ultimate space survivor. Arcade Space Survivor is an arcade-styled action-roguelike. The game offers an innovative and unique experience within the survivors-like genre.

The ultimate high-speed run game for the survival of DNA! You splash out into the unknown world, and your battle begins now!

Defy gravity in Orbt XL! A fast-paced, addictive, 'just-one-more-round' arcade score chaser. Stay in orbit, dodge obstacles, and rack up points, the closer you are to the black hole, the higher your score! Easy to learn, tough to master, and perfect for quick play sessions while waiting in queue.

Hyperdrive Horizon is a high-speed space racer where you’ll dodge obstacles, collect boosts, and challenge advanced AI on dynamic tracks.

An outer space, endless survival, arcade game where you become a planetary pilot to prolong the inevitable grasp of a super massive blackhole, witnessing the collapse of the solar system.

A Bullet-Heaven roguelike in the Approaching Infinity universe with both spaceship and away team missions. The exit of the galaxy's dominant races left a power vacuum that everyone wants to fill. Survive, pick a side, or kill'em all. No time to think when the horde's advancing.

One-button bullet-heaven where a single shot mutates into neon chaos. Imagine Flappy Bird colliding with Vampire Survivors. Full version adds online leaderboards, challenges and unlockable gear.

Blackhole Survivors is a fast-paced survival game where you control a growing black hole. Absorb planets, level up, and choose powerful upgrades to survive longer. Master movement, physics, and strategy to achieve the highest score.

Outnumbered is a mass-enemy top-down shooter where bullet heaven meets bullet hell. Evolve your ship, master your loadout and turn the tide against hordes of enemies. You may be outnumbered, but you are far from outpowered.

Super-tight controls and satisfying mechanics will guide you from the seemingly-peaceful early levels all the way to complete insanity in this survival space adventure. Beginner pilots will grow, skilled pilots will be challenged, but only the best will reach the end.

A daily-challenge puzzle game about putting shapes in slots, with new puzzles every day! BET ON YOURSELF with daily wager-based leaderboards!

Dig your way out of debt. Star Scavenger is a roguelike top-down shooter about blasting asteroids to get the precious minerals inside. Scavenge, dodge pirates, and beat the market to free yourself from an unjust punishment.

Retro futurism vector arcade game from an alternate past. Enter the hex arena to defend your world against relentless waves of enemies. Don't get lost in the maze as you fight for your survival... Tons of levels, fun powerups and unlocks, hypnotic soundtrack and wall to wall excitement!

Fly. Crash. Repeat. Because this time surely you won't make the same mistakes.

Descend at extreme speed through a deadly sci-fi gauntlet in Descent Vector, a high-intensity endless runner where precision, destruction, and mastery collide. Smash through space stations, survive relentless acceleration, and compete for global leaderboard dominance.

The original “protect with ring” game finally comes to Steam. Use your force ring to clear a path for your fleeing shuttle, survive 55 handcrafted levels, and escape the planet. It takes less than fifteen minutes to beat—but only if you’re perfect. Live, die, repeat.

A modern 3D block puzzle inspired by classic Tetris mechanics. Rotate and place different block shapes in a vertical 8x8x12 playfield. Plan carefully, clear lanes, and master spatial strategy.

Get crystals, get upgrades, get points, get dead. Get a high score, get dead again. Get a higher score. Get flying, get addicted.

Slipdrive is a simple, but fast paced game designed to provide a challenge and test your reflexes.

Blaster Panic is a 2D space shooter where you defend your home base against an onslaught of enemies. Fight through ongoing boss battles. Last as long as you can to dominate the leaderboard.

Poosh XL is a neon-infused, one-button arcade score chaser where precision and timing are everything. Launch yourself past obstacles, collect powerups, and climb the leaderboards in this fast-paced, endlessly challenging game. Simple to learn, hard to master, perfect for quick, addictive gameplay!

Alone in space, light years away from your family, armed with only your Fistcannon™; you are Cargo Corps' latest recruit, a Cargo Commander.

Discover a new way to experience your music in Beat Vortex, a rhythm game where your favorite songs shape the world. Fly through twisting tunnels that pulse, bend, and react to every beat. You’ll dodge, roll, and flow in sync with the rhythm—chasing high scores or just vibing to the music you love.

Control two independent pixels as you avoid any and all obstacles in the crazily hard and addictive game that is Twixel!

Dodge the assault of spheres in circular moves, while destroying celestial bodies and fighting only one boss that will push your abilities and focus to the limit.

Roll, hit and achieve victory! Steer a deadly boulder and blast enemies off the stage in this lightning-fast roguelite. Unlock wild upgrades, face brutal bosses, and vibe to heavy beats. Short, brutal, and relentless — fight through the chaos until every boss is defeated.

Everything is ASCII. A survivor-like roguelite where every monster, bullet, and explosion is made of text on a CRT screen. 8 characters, 16 weapons, 6 enchantments, 4 game modes. See how long your terminal holds.

Radon Blast ist a Brick Breaker / Arkanoid style game, with a touch of Pong.

Collect bounties on sky pirates in this chill pastel dogfight sim.

Classic brick-breaker meets roguelike survival! Clear the screen in 60s before unbroken bricks mutate into monsters. Control speed for high damage or trigger [Destruct]. Build your style with [Thru-Ball], [Split Ball], and [Magnetic Catch] to survive this bullet hell!

HYPERDRIVE is a fast paced Sci-fi action flight sim, combining the infinitely looping gameplay of a roguelike, along with the combat and controls of classic spaceship combat. Avoid obstacles, and take down enemy ships in high speed space combat, all while making as many deliveries as possible!

Beat Invaders is a Vertical Shoot 'Em Up Roguelite - Fight your way through enemy fleets, unlock skills, items, ships, and upgrade them in the next run. Enjoy the smooth neon visuals matching the pushing EDM soundtrack - The perfect game to unwind.