Protocol null

About this game

On the revolution bridge, K-12 and Z4 raise up against those who rose up before. Those who were his former battle partners.

PROTOCOL:NULL

It is a third-person shooter set in the cyberpunk world, taking place in the futuristic and uneven EAcity, the game is separated into phases, with its own characteristics but focusing on horde survival and tower defense elements.

STORY

In EA-city a new gang emerges, the group formed of: replicants, droids and robots called themselves DICE, the group rebelled against the large corporation Actavision Corps. The first confrontation ended with a victory for DICE, in which a large Actavision factory was taken over, and became the gang's base, Actavision joined forces with other companies such as Capskon and Kimami, and subsequently a series of confrontations occurred between them, Several protests emerge, gradually damaging the image of companies.
The city has turned into chaos, two DICE soldiers stand out, K-12 and Z4 join the elite group Task Force 414, carrying out sabotage missions in companies. However, after a mission, Z4 is captured and his programming is changed, and he now follows Actavision's orders,
His new objective is to take a bomb to the DICE base, K-12, aiming to save his friend, makes a deal with Actavision, so that the two can be free after completing their mission. This way, the two go to the headquarters of their old gang.

FEATURES

• Play with two different characters and their respective classes;
  
• Play with eight different weapons;
  
• Test your weapons in firerange;
  
• Weapons and Characters have their own progression and customization, you can unlock Weapons, Attachments, Classes, Skills, Items, Skins and Camos;
  
• Differente playstyles;
  
• Buy Supplies and Interact with the environment to survive;
  
• Upgrade the car;
  
• Push and Defend the car against hordes of enemies;
  
• Play Chosen Asteroid;

GENERAL INFOS

• The game will be updated periodically after release;
  
• Support for the main controls on the market;
  
• Support for Steam achievement;

Latest news

• Patch Notes·3 Aug 2026Official

  Update 1.1.14 – Steam Cyberpunk Fest

  \We're excited to announce that Update 1.1.14 is coming soon to Protocol:null!This update introduces new content for weapons and characters, new gameplay mechanics, a brand-new scenario and bug fixes.New Scenario \ The Firing Range was created to let players test their weapons before heading into combat on the Revolutionary Bridge. Located in the K-12 House garage, this improvised shooting range uses holographic targets to simulate enemies and help players practice their aim.Seamlessly transition from the Firing Range to the Revolutionary Bridge while keeping your current loadout.Return to the Main Menu at any time.Access the Better Than Before weapon upgrade station.Refill your ammunition.New loading screen.To access the Firing Range, simply click the button on the Loadout screen.Revolutionary BridgeThe Revolutionary Bridge has received some improvements to make some mechanics more accessible and the finale even more intense.Better Than Before is now available in every match.Car Upgrades are now available in every match.During the final defense phase, DICE launches an artillery barrage across the map while players protect the vehicle alongside the VTOL, making the final moments far more chaotic.Updated the Actavision Corp logo.CharactersAdded a new item for K-12: Frag Grenade.WeaponsSmg \New attachment: BayonetNew ammunition type: Stopping PowerPistol \New attachment: Muzzle BrakeEnemiesAdded a new Replicant variant that inflicts fire damage.Added an armored Chainsaw Replicant with more health and higher damage.FixesImproved ultrawide monitor support.Fixed menu animation issues.Improved camera rotation to better follow the player.Stay tuned – Update 1.1.14 is coming soon during Steam Cyberpunk Fest!Follow development for daily updates:https://x.com/Cut_22
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• Patch Notes·26 Aug 2025Official

  Update 1.1.10 – System Improvements & TPS Fest

  \We’re getting ready to release Update 1.1.10 for Protocol:null very soon!This update brings new content, gameplay improvements, optimizations, and balance changes to keep the experience smoother and more engaging.New ContentNew Attachment: Coller – improves regeneration for the AN-4 Pistol.New Objective Indicator – clearer tracking of mission objectives.Car & GameplayImproved car movement system.Higher spawn chance for car upgrades (Airfoil & Frontlip).Clearer objective visuals with updated car scenario textures.CharacthersLarge improvements on camera system and mouse sensitivity.Adjusted character rotation – camera no longer rotates with the character.Better handling on some walkable surfaces.EnemiesAdjustments to enemy despawn system.Adjustments on round system.BalancingReduced overall weapon recoil.Adjusted ACOG zoomFaster AN-4 pistol cooldown.Increased AN-4 pistol capacity.OptimizationReduced poly count on scenario vehicles.Updated car scenario textures – better visualization and clearer objectives.Improved bullet system performance.Stay tuned – Update 1.1.10 is just around the corner, and will also be featured during the TPS Fest!
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• Patch Notes·14 Oct 2024Official

  Update 1.1.5

  Below are more details on what's coming for Protocol:null News Possibility to spawn the BtB Upgrade; Possibility to spawn upgrades for the car; Traps cooldown; Destruction of scenery items; Lore information; New sounds for menus and scenery; Randomization of scenario items, including: Trees; Grass; Advertising boards; Landmines; Character Updates Weapon weight now impacts character movement; Mouse scroll changes weapons; Kneeslide cooldown sound; New quotes for K-12; Enemies Updates - Randomization of skin color patterns; - Added landmines throughout the scenery; Graphics updates Improvements to scenery models and textures; Enhancements to the particle system; More detailed interactions with the scenery; Menus updates - Return sound; - Confirm sound; - Partial support for controllers; - Inputs auto-detection; - Visual coherence improvements; - Enable or disable input auto-detection; - Quotes 'Ready' for K-12; - New flow; - New map selection menu; - New character selection menu; - New loadout selection menu; - New checkout screen; - Ready sound; - Change default input; Settings updates Sensitivity adjustment for first-person aiming; HUD disable option; Input auto-detection; Display selection; V-Sync;
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• Patch Notes·5 Aug 2024Official

  Update 1.0.5

  Protocol Null's plan is to bring periodic updates, seeking to bring new content aiming to increase replayability for players and continuous improvement. This philosophy is also valid for the demo, with the feedback collected, adjustments were made and new items were added, below is the list of changes that were made in version 1.0.5. News New attachment for VIT-0 ; New bullet type for AN-4 ; Balancing Engineer life reduced to 80; General improvements in weapon acuracy; Chars updates Improved AN-4 free shot animation; Engineer class skill animation; Fixed buy two primary weapon; New reload animations for T13 and MLU; New reload sounds for T13 and MLU; Improvements in the transition between animations; Movimentation updates Jump in slide ; Improvements in camera when sliding; Improvements in camera transition; Improvements in car animation; Change time and speed of kneeslide; Added cooldown between kneeslides; Improvements in aim system; Increased aiming sensitivity; Improvements in jump responsibility; Improvements in jump animations; Added icon on slide start and end; Optimization updates Two new graphics qualities ; Enemies updates Improvements in damage detection; Improvements in attack car position; Fixed bug dealing damage after death; Now you able to destroy deadbody; Menus updates - Added discord button; Added social midia buttons; Improvements in attachment selection; Shows itens in level MAX; Added Transition Animation when you Ready; Settings updates You can select the default input when logging into the game for the first time;
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