Skip to main content
Games like Nullbreak Protocol

Games like Nullbreak Protocol

Games like Nullbreak Protocol

Looking for games like Nullbreak Protocol? Here are top action recommendations with a science fiction focus, selected from player-similarity data — start with Circuit Overload, Mega Trons Survivors or Backpack Roguelike.

Change display type

Skip Platform filter

Skip Play Mode filter

Skip Price filter
  1. 61%Game Brain Score
    Most mentioned positive aspects:graphics, music
    Most mentioned negative aspects:gameplay
    100% User Score Based on 12 reviews

    ⚡ Circuit OverloadCircuit Overload is a fast-paced arcade bullet-hell shooter built around precision, escalation, and pure action. You control a combat unit inside a hostile digital environment, facing endless waves of enemies and increasingly complex attack patterns. The longer you survive, the faster and more chaotic the screen becomes — pushing your reflexes, positioning, and decision-making t… If you enjoyed this game, see our list of games similar to Circuit Overload.

    View Game
  2. NEON TWIN-STICK • BULLET HELL ROGUELIKE Mega Trons Survivors is a single-player survival action game built around fast loadout crafting, movement tech, and long-term progression. Choose your chassis, lock in a manual weapon, a starting auto weapon, a magic special, and a boost module, then push through handcrafted stages filled with enemy swarms, minibosses, stage bosses, hidden blueprints, tre… If you enjoyed this game, see our list of games similar to Mega Trons Survivors.

    View Game
  3. Backpack Roguelike is a strategic action roguelike where inventory management decides survival. Enter the Neon Catacombs as a Pack Runner, a small neon-lit creature fighting through Glimmer-corrupted depths. Your magical backpack is your shield against corruption, but only if you build and organize it with precision. At the heart of the game is a tactical backpack grid. Expand your inventory fr… If you enjoyed this game, see our list of games similar to Backpack Roguelike.

    View Game
  4. A Blackjack Roguelike That Breaks Its Own Rules You've been trapped in The Crucible — a cursed casino where the only way out is through the house. But the house cheats. To survive, you'll need to master card alchemy: fusing ordinary playing cards into extraordinary weapons, transmuting suits for strategic advantage, and bending the fundamental rules of blackjack to your will. Blackjack Alchemi… If you enjoyed this game, see our list of games similar to Blackjack Alchemist.

    View Game
  5. Glass Monsters is a single-player first-person 3D survival shooter where every battle takes place in a procedurally assembled glass arena. You fight through constantly shifting spaces filled with transparent walls, domes, bridges, ramps, and other geometric structures, fend off waves of aggressive creatures, and search for safe ground where cover can stop being cover at any moment. At its core, t… If you enjoyed this game, see our list of games similar to Glass Monsters.

    View Game
  6. JACK IN You are a runner loose in hostile cyberspace. Black ICE is closing from every direction. Your trace meter is climbing. The only way out is through. Dead Sector is a cyberpunk roguelike arcade shooter rendered in a 1980's vector aesthetic. Navigate branching node maps across three hostile sectors, each faster and more dangerous than the last. HOW IT WORKSAt the end of each node, choose y… If you enjoyed this game, see our list of games similar to Dead Sector.

    View Game
  7. Gloomvex is a dark sci-fi arena roguelite about surviving relentless enemy waves on a hostile alien world. Fight your way through increasingly dangerous runs, collect gold and experience, unlock upgrades, and shape your build with weapons, stats, and powerful augments. Each run pushes you to adapt quickly, improve your damage output, manage movement, and survive against growing swarms of enemies … If you enjoyed this game, see our list of games similar to Gloomvex.

    View Game
  8. 40TH CENTURY: VOID SURVIVOR Year 3987. The void hungers. You are the last signal. … If you enjoyed this game, see our list of games similar to 40th Century: Void Survivor.

    View Game
  9. The Infinite Descent AwaitsPlunge into the depths of an endless, unforgiving dungeon in Ascension: The Infinite Descent. Your goal is simple: survive and descend as far as possible into the abyss. Make no mistake—you will die, and you will die often. But in this dungeon, death is the engine of your progression. The deeper you manage to push into the darkness, the greater the rewards you reap, acce… If you enjoyed this game, see our list of games similar to Ascension: The Infinite Descent.

    View Game
  10. THE LEGENDARY RETURNS WITH MODERN ROGUELITE AND CO-OP ACTION! Brick Survivors: Roguelite is a hybrid masterpiece that fuses the pure, addictive thrill of 16-bit arcade classics with the deep, strategic progression systems of today. This isn't just about breaking bricks; it's an action-packed survival saga leading you into the heart of a mechanical army that has enslaved the galaxy! TWO-PLAYER CO-… If you enjoyed this game, see our list of games similar to Brick Survivors: Roguelite.

    View Game
  11. 94%Game Brain Score
    Most mentioned positive aspects:gameplay, graphics
    Most mentioned negative aspects:story, grinding
    97% User Score Based on 10,045 reviews
    Critic Score 80%Based on 1 reviews

    Nova Drift distills the mechanical depth of an action RPG into classic arcade space combat. Control an endlessly evolving bio-mechanical ship, face legions of strange and deadly foes, and ride the wake of a dying star across the void. If you enjoyed this game, see our list of games similar to Nova Drift.

    View Game
  12. 76%Game Brain Score
    Most mentioned positive aspects:gameplay, music
    Most mentioned negative aspects:story, grinding
    76% User Score Based on 127 reviews
    Critic Score 75%Based on 2 reviews

    FIGHT IN EVER CHANGING SPACE BATTLES! Run through the universe, discover the numerous perks/consumables and their synergistic effects. Explore the randomly-generated galaxy to find merchants,... If you enjoyed this game, see our list of games similar to Stellar Interface.

    View Game
  13. THE LAST ADMIRALBuild a fleet. Win battles. Take the galaxy. A turn-based space strategy game where you command a fleet of warships, push through hostile sectors, and grow your empire one fight at a time.  HOW IT PLAYS Pick your ships and gear them up with weapons, shields, drones, and support modules. Enter a sector and pick your path through a map of battles, traders, and events. In each b… If you enjoyed this game, see our list of games similar to The Last Admiral.

    View Game
  14. ``` Star owes a million credits to the wrong people. The only way out is taking contracts nobody else will touch - and the only backup is Scrap, a salvage drone with a mouth bigger than its thrusters. Star Scrap is a twin stick space combat roguelite. Take on contracts across 7 zones, fight through up to 100 waves of enemies, collect upgrade cards to build devastating combos, and claw your wa… If you enjoyed this game, see our list of games similar to Star Scrap.

    View Game
  15. View Game

    bit//Cycle is a maze-driven roguelite where you navigate shifting digital grids while your spark slowly drains. Spark is your life, timer, and pressure system all at once. The only way to keep going is to reach spark nodes scattered through the maze or build a set of stackable subroutines that regenerate it over time. Each cycle generates a new maze filled with branching paths, timing puz… If you enjoyed this game, see our list of games similar to bit//Cycle.

    View Game
  16. Meet the Team Domenico Fabre-Barile – Led animations, assets, map layout, and mechanics development. Mahan Poor Hamidian – Developed audio and shop-system layout with technical precision. Aleksei Spiridnov – Shaped core design and mechanics with structured clarity. Sahaj Kirtan Veer Singh – Created expressive UI defining the project’s visual identity. MadDice is a high-stakes, push-your-luck… If you enjoyed this game, see our list of games similar to Mad Dice.

    View Game
  17. Space Grunts: Chrono Shard is a high-octane blend of tactical depth and arcade energy. With the power of the Chrono Shard, you don't just survive the void, you master it. The Chrono LoopUse your Shard to rewind the clock. Any items you’ve placed or changes you’ve made to the environment stay exactly where they are for your next attempt. Learn from the past to conquer the future. Rapid-Fire S… If you enjoyed this game, see our list of games similar to Space Grunts: Chrono Shard.

    View Game
  18. 90%Game Brain Score
    Most mentioned positive aspects:gameplay, music
    Most mentioned negative aspects:graphics, story
    90% User Score Based on 293 reviews

    Fight hordes of Covenant & Flood in this new game mixing Roguelite & Bullet Heaven for hours of mindless fun! Have fun surviving Spartan! Spartan Survivors includes 10 playable levels 5 difficulty modes 21 weapons for a total of 105 evolutions // 14 perks with 56 upgrades 8 playable characters with their unique weapons, perks & stats Unlock Custom Game to tailor the game th… If you enjoyed this game, see our list of games similar to Spartan Survivors.

    View Game
  19. 86%Game Brain Score
    Most mentioned positive aspects:gameplay, story
    Most mentioned negative aspects:grinding, replayability
    90% User Score Based on 135 reviews
    Critic Score 70%Based on 1 reviews

    The Land Beneath Us is a turn-based rogue-lite action dungeon crawler. Use powerful skill combos and stylish weaponry to battle your way through the Underworld known as Annwn. Defeat the Seven Lords and rescue The Creator and her vital Soul-Tech. If you enjoyed this game, see our list of games similar to The Land Beneath Us.

    View Game
  20. Nova Star: Void Survival is a fast-paced roguelite space survivor where every run becomes a battle against overwhelming enemy fleets, impossible odds, and your own ship limits. Fight across dangerous sectors, evolve devastating builds, unlock permanent Protocol upgrades, and survive the chaos of deep space combat. CREATE POWERFUL BUILDS Combine weapons, upgrades, Protocols, and ship abilities t… If you enjoyed this game, see our list of games similar to Nova Star: Void Survival.

    View Game
  21. CHASE THE LAST SIGNAL. SURVIVE THE VOID. Humanity is gone. In their final moments, they compressed everything they were into a single signal and sent it into the void. You are the last AI ship — chase that signal through endless waves of geometric enemies, mutate your weapons into neon chaos, and decode what it means to be the last one listening. FARLUME is a roguelite bullet heaven where every … If you enjoyed this game, see our list of games similar to FARLUME: Into the Silent Dark.

    View Game
  22. Roller Coaster Looper is a roguelite idle-like coaster-builder where strategy happens in the shop and satisfaction happens on the track. Between rounds, you browse a rotating market of track segments, eccentric riders, and decorations. Then watch your choices play out as your coaster loops endlessly, stacking thrill multipliers and generating increasingly unhinged reactions from your passengers. … If you enjoyed this game, see our list of games similar to Roller Coaster Looper.

    View Game
  23. 91%Game Brain Score
    Most mentioned positive aspects:music, graphics
    Most mentioned negative aspects:story, grinding
    91% User Score Based on 152 reviews

    Brace yourself for the explosive action of Let Them Come: Onslaught, a fast-paced roguelite shooter where survival means adapting, upgrading, and unleashing devastating firepower. Battle relentless alien swarms across procedurally generated stages, unlocking new weapons and stacking brutal upgrades with every run. Whether you're clearing the screen with flamethrowers, orbital strikes, or Photon Sa… If you enjoyed this game, see our list of games similar to Let Them Come: Onslaught.

    View Game
  24. 87%Game Brain Score
    Most mentioned positive aspects:gameplay, music
    Most mentioned negative aspects:story, stability
    87% User Score Based on 126 reviews

    Kick your builds into overdrive with Gunbot Engineer! Introducing Addons, meta progression rewards that allow you to build up power between runs and open up new ways to customize and amp up your builds! Also featuring: Several new Weapon Evolves to discover and build around; Pepper Spray, a spicy new weapon; and new Modules and Upgrades to open new avenues for your builds!   Assemble the perfec… If you enjoyed this game, see our list of games similar to Gunbot Diplomacy.

    View Game
  25. 77%Game Brain Score
    Most mentioned positive aspects:gameplay, music
    Most mentioned negative aspects:graphics, story
    77% User Score Based on 73 reviews

    Survive the horrors of the multiverse, alone or with your comrades, as you battle against an onslaught of insectoid like creatures. Combine abilities in different ways each loop to overcome and return safely to your universe. If you enjoyed this game, see our list of games similar to Rift Loopers.

    View Game
  26. 90%Game Brain Score
    Most mentioned positive aspects:gameplay, music
    Most mentioned negative aspects:grinding, stability
    90% User Score Based on 831 reviews

    Tower Tactics: Liberation fuses deck-building games and roguelikes to modernize the tower defense genre like never before - make your way through procedurally generated maps, collect valuable trinkets and manage your arsenal to defend yourself against the Salkoth! If you enjoyed this game, see our list of games similar to Tower Tactics: Liberation.

    View Game
  27. 65%Game Brain Score
    Most mentioned positive aspects:gameplay, graphics
    100% User Score Based on 16 reviews

    Become Who You Were Meant to Be Choose from 9 unique base classes, each offering a distinct combat identity. Evolve your playstyle even further with 18 specialized subclasses, each introducing new mechanics, abilities, and synergies. Master 15 unique weapons - from life-stealing scythes to boomerangs that strike twice - each with their own passives and attack patterns. Whether you're a precise sw… If you enjoyed this game, see our list of games similar to Sundered Soul: Chains of the Undying.

    View Game
  28. View Game
    88%Game Brain Score
    Most mentioned positive aspects:gameplay, replayability
    Most mentioned negative aspects:graphics, grinding
    88% User Score Based on 98 reviews

    Galactic Vault is a fast-paced FPS roguelite set in a dystopian future where big corporations hoard all technology. As a former VOLT (Vault Operations & Lost Tech) operative, your mission is to infiltrate and plunder tech vaults. Recover cutting-edge technology, expand your arsenal permanently, and face increasingly difficulty challenges. Upgrade Your WeaponDiverse Weaponry: Start wit… If you enjoyed this game, see our list of games similar to Galactic Vault.

    View Game
  29. 73%Game Brain Score
    Most mentioned positive aspects:gameplay, graphics
    Most mentioned negative aspects:music, stability
    82% User Score Based on 40 reviews

    No mistakes. No mercy. No Hit Allowed.Defend yourself in this minimalist one-button incremental defense game. One hit, and it’s over. Block, parry, upgrade, and grow — reach the very end without taking a single hit! Upgrade!Unlock 70+ upgrades and evolve from a Parry Newbie into a true Parry Master! Forge your shield!Enhance your shield for greater rewards, but tread carefully — … If you enjoyed this game, see our list of games similar to ParryMaster.

    View Game
  30. 86%Game Brain Score
    Most mentioned positive aspects:gameplay, replayability
    Most mentioned negative aspects:music, graphics
    86% User Score Based on 70 reviews

    Movement is your weapon. A sci-fi action roguelike and shmup combined, in Gunlocked 2 you'll pilot and upgrade a state-of-the-art living warship against endless waves of deadly aliens. Deep customization, branching paths, and tons of unlockables offer endless replayability set against the infinity of outer space. What's New in the Sequel?Unlock 36 pilots and face off against 9 unique bosses tha… If you enjoyed this game, see our list of games similar to Gunlocked 2.

    View Game
  31. 93%Game Brain Score
    Most mentioned positive aspects:gameplay, graphics
    Most mentioned negative aspects:optimization, grinding
    93% User Score Based on 507 reviews

    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! If you enjoyed this game, see our list of games similar to Rocket Rats.

    View Game
  32. 85%Game Brain Score
    Most mentioned positive aspects:gameplay, graphics
    Most mentioned negative aspects:story, grinding
    85% User Score Based on 520 reviews

    Welcome to Ocean Keeper, a mining roguelike shooter with a top-down view. Play as a Miner whose spaceship has crashed on a planet, filled with underwater monsters. Find resources and artifacts for purchasing valuable upgrades. Use the time between each attack to power up your diver, mech, weapon or explore a new dungeon. Build automatic turrets, use drones to collect loot and improve your skill… If you enjoyed this game, see our list of games similar to Ocean Keeper: Dome Survival.

    View Game
  33. View Game
    89%Game Brain Score
    Most mentioned positive aspects:graphics, optimization
    Most mentioned negative aspects:gameplay, music
    93% User Score Based on 46 reviews

    You have one goal: ANNIHILATE AS MANY WAVES AS YOU CAN!You are the pilot of the SANDRIPPER, a dual-wielding hover tank. Push your nuclear engine to its melting point as you rip through wave after wave of a ruthless planetary invasion force. EXPERIMENTAL FUNDual-wield the 9 MULTI-FUNCTION weapons along with their strange variants to create the ultimate annihilation machine. Randomized waves, up… If you enjoyed this game, see our list of games similar to SANDRIPPER.

    View Game
  34. 92%Game Brain Score
    Most mentioned positive aspects:gameplay, graphics
    Most mentioned negative aspects:music, grinding
    92% User Score Based on 728 reviews

    Build unique synergy spell combos to destroy the hordes of monsters and bosses in this rogue-lite action game. If you enjoyed this game, see our list of games similar to Spell Disk.

    View Game
  35. 71%Game Brain Score
    Most mentioned positive aspects:gameplay, humor
    Most mentioned negative aspects:story, grinding
    71% User Score Based on 340 reviews

    You’re being Bounty-Hunted! Run, Build your ship piece-by-piece and make it work with the parts you find, Destroy outposts and waves of fleets, and Pick your battles carefully to overcome your hunters in this Fast-Paced Top-Down Action Roguelite Shooter. If you enjoyed this game, see our list of games similar to Run Build Pew!.

    View Game
  36. 67%Game Brain Score
    Most mentioned positive aspects:gameplay, music
    Most mentioned negative aspects:story, optimization
    66% User Score Based on 158 reviews
    Critic Score 72%Based on 3 reviews

    Venture into an old, magical ruin to seek an ancient power in this highly replayable, top-down, roguelike twin-stick shooter. Combine and optimise your spells to defeat twisted monstrosities and dive deeper into the Lone Ruin. If you enjoyed this game, see our list of games similar to LONE RUIN.

    View Game
  37. 73%Game Brain Score
    Most mentioned negative aspects:gameplay
    88% User Score Based on 34 reviews

    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. If you enjoyed this game, see our list of games similar to Asteroids... But Roguelite.

    View Game
  38. View Game
    99%Game Brain Score
    Most mentioned positive aspects:gameplay, graphics
    Most mentioned negative aspects:optimization, story
    99% User Score Based on 78 reviews

    Red Tether is an action-packed "combat-puzzle" roguelite. You will tear apart massive space fleets, using nothing but your advanced tether harpoons. Pull and crash ships into another, rip their components off, then grapple-swing your way out of danger. If you enjoyed this game, see our list of games similar to Red Tether.

    View Game
  39. View Game

    GRIMLOOP is a horror roguelite bullet heaven where every 30 seconds, a ghostly echo of your past self appears and replays your movements and attacks. By minute 20, you command an army of 40 spectral copies firing hundreds of projectiles per second — but the nightmares of The Hollow scale faster than your echoes multiply. THE ECHO SYSTEM Every 30 seconds, a spectral copy of you spawns and perfectl… If you enjoyed this game, see our list of games similar to GRIMLOOP.

    View Game
  40. [b]Vector Storm[/b] is a fast-paced top-down arcade shooter that rewards aggression, precision, and smart builds. Fight through endless waves of escalating enemies, survive devastating boss encounters, and grow stronger with every run. [h2]Survive. Build. Repeat.[/h2] Each run drops you into an arena that gets deadlier by the wave. Clear enemies to earn credits, spend them in the mi… If you enjoyed this game, see our list of games similar to Vector Storm.

    View Game
  41. Level up, Collect items, Combine your weapons and BLAST ENEMIES! You find yourself in the endless void, surrounded by enemies. Each wave is deadlier, each blast more spectacular. Customize your spaceship with upgraded engines, unique effects, and power-ups; dodge enemy fire with precision while unleashing your arsenal across the screen! Key Features Intense Arcade Action – Fast-paced battles t… If you enjoyed this game, see our list of games similar to Blastroid.

    View Game
  42. ️ SPIDER MONKEYSwing. Shoot. Fail. Upgrade. Try again. Spider Monkey is a physics-based action roguelike where every movement is real, every mistake matters, and every run plays differently. You control a gun-wielding monkey with fully physics-simulated arms, web-slinging momentum, and a constantly evolving set of upgrades that radically change how the game feels from run to run. No canned anim… If you enjoyed this game, see our list of games similar to Spider Monkey.

    View Game
  43. Command. Survive. Evolve.You are the last Biocore Pilot — a survivor stranded on a dying alien world. Your only hope lies within the Biocore system, an ancient technology capable of creating life, weapons, and power beyond human understanding. But every pulse of energy draws swarms of hostile creatures closer. Survive long enough to rebuild, upgrade, and uncover what remains of humanity’s final ou… If you enjoyed this game, see our list of games similar to Core Remnants.

    View Game
  44. OverviewRogue Battler is a retro-inspired minimalist auto-battler with roguelike progression, where every decision shapes your run. Fight your way through a sequence of encounters, choose your path, adapt your build, and survive as long as possible in a fast-paced, strategic loop. Auto-Battler CombatCombat is fully automated. Once a battle begins, your character attacks, regenerates, and trigger… If you enjoyed this game, see our list of games similar to Rogue Battler.

    View Game
  45. Every shot is yours. Every build is yours. Every second you survive is earned. Swarmbreak is a twin-stick roguelike shooter where you aim every bullet, stack every perk, and push every run to its breaking point. The horde doesn't wait. It doesn't plateau. It accelerates — and the only thing between you and oblivion is whatever ridiculous build you've cobbled together from 28 stackable perks,… If you enjoyed this game, see our list of games similar to Swarmbreak.

    View Game
  46. IKARUS casts you as a lone and ancient guardian flying to the rescue of the Sun-goddess Amaterasu, fighting through hordes of hostile machines as the clock ticks to Armageddon. It fuses the lightning-fast, skill-based chaos of classic arcade shoot 'em ups with the deep strategy of a rogue-like deck-builder. Plan your attack, execute it with precision, and see how close to the sun you can fly. P… If you enjoyed this game, see our list of games similar to IKARUS.

    View Game
  47. A LABYRINTH THAT REMEMBERS YOUR MISTAKES.Steel Heaven is a high-octane, first-person melee action game set in a cursed necropolis. Carve your way through a shifting labyrinth where every choice carries a heavy price. This isn't just a fight for survival; it’s a race against a tomb that learns from your movement. Get lost, and the labyrinth punishes you. CLOSE-QUARTERS ARENA COMBATForget guns. For… If you enjoyed this game, see our list of games similar to STEEL HEAVEN.

    View Game
  48. Entity Strike is a 2D top-down survival game and the debut project of a passionate indie developer. Face chaotic hordes of entities in a dark, devastated world. Get ready for intense combat, strategic upgrades, and a relentless, fast-paced experience. Built from the ground up with love and ambition, this game invites players to be part of its journey from the very beginning. Key Features: F… If you enjoyed this game, see our list of games similar to Entity Strike.

    View Game
  49. 94%Game Brain Score
    Most mentioned positive aspects:music, graphics
    Most mentioned negative aspects:grinding
    94% User Score Based on 68 reviews

    Rhythm Storm is a roguelike bullet heaven with stunning vector graphics, rhythmic action, and overwhelming swarms of enemies. Your vehicle aims and fires automatically while everything else dances and moves to the beat in this spectacular audio-visual experience. If you enjoyed this game, see our list of games similar to Rhythm Storm.

    View Game
  50. 95%Game Brain Score
    Most mentioned positive aspects:gameplay, music
    Most mentioned negative aspects:story, grinding
    95% User Score Based on 133 reviews

    Welcome to Breakpoint, a twin-stick slasher that provides all the hectic action of a bullet hell with the crunchy satisfaction of melee combat. Unlike other twin stick games, there are zero ranged attacks in Breakpoint. You have to control the battlefield with a variety of physical attacks. Slice, smash, and crush your way through waves of enemies to defeat the swarm. Move and groove your way thro… If you enjoyed this game, see our list of games similar to Breakpoint.

    View Game