Top similar games like Protocol null:

Build traps. Fight bots. Survive the waves. Die Robot is a stylized third-person tower defense game where you defend a mysterious Data Seed from waves of robots, the Carbonites. Mix real-time base building with fast-paced combat in a strategic fight for survival.

Set in futuristic Tokyo, take control of the robotic community before they control everything!

Aphelion Headhunters is a Third-Person PVE Hero Shooter featuring two unique player characters, each with their own distinct playstyle, abilities and suite of selectable upgrades.

MachineClad is a mech customization action game where you build your own machine from a variety of weapons and parts. Boost to outflank enemies and strike through your lock-on sight—experience battles that are both weighty and exhilarating

Authentic Customizable Mech Action Game. Customize the combat mech "V3" and run through the battlefield!

Traverse 'The Arc' in this beautiful, Cyberpunk-styled action rogue-lite as you attempt to reset an evil rogue AI. Experiment with different weapons and augments as you fight hordes of machines programmed for your annihilation! Collect Nanites & power-up after every run either solo or with friends!

TheDawn is a third-person shooting game about the journey of Maya, the superpowers who can manipulate time, and Max, the hacker who helps her. Will they be able to save mankind and face a new dawn?

MechNest is a 3D bullet hell shooter developed by a single person. As you progress through the map, which changes with each challenge, collect reinforcement items and defeat powerful enemies with flashy shooting! Combine your skills freely and rampage through the hive of mechs!

Here is the ultimate, third-person bullet hell game. Help save the universe and humanity by blasting away a wide array of villains that are trying to take over multiple dimensions.

A modern Multiplayer and Co-Op re-imagining of the classic game "Future Cop L.A.P.D.”, you are a rookie cop in the Mech-Assisted Security and Tactics (M.A.S.T.) unit of the Los Angeles Police Department in the year 2195.

A tense 20-minute battle, using firearms and skills to eliminate enemies. Upgrade and select MODs to enhance yourself, complete various battlefield missions to learn skills, and obtain weapon materials. Maintain rapid growth in abilities to survive in the game.

Bot Wars is an action RTS about managing a squad of kill-bots and their bases as you work to take over all the capture points across the map. Featuring corporate kill bot armies, ranging from a firearms and beverage manufacturer to a lovecraftian burger cult.

As an OpsRunner you get emulated into dangerous Scertanic City to complete missions and find out the truth about your identity. When not on a mission you can try Hash Bash, a 1v1 mode where you progress through the leagues of different opponents.

Red Siren is an intense sci-fi action shooter where you pilot the galaxy’s most advanced starfighter to defend planets against waves of robots, tanks, mechs and war machines. Upgrade your ship, unleash devastating weapons, and dominate epic battles across hostile alien worlds.

An endless casual shooter game. where the same level is diffrent. Inspired by 1998 gameplay style.

In this science fiction action shooter you are St. Karen a Soldier Of Light in the year 3000 tasked with a mission of destroying remnant robot AI forces and strongholds.

Hell Division is a game from the 3rd person, which is a battle of combat drones.

Rally your fellow Sages and enter ever-changing mystical realms where ancient magic meets action-packed team-based combat in this spellcasting arena brawler. Master spells, enchantments, and teamwork to outmaneuver enemies and seize control of critical moments, as you rise to All Powerful.

A very basic cyberpunk action game.

An FPS rogue lite where the code FIGHTS BACK! Tactical, immersive, procedural with split screen co-op, play as a rogue AI agent fighting through battle simulations to unravel the true purpose of your design.

Tachyonest: Rewrite is a remake of Tachyonest. You pilot the SS. Total Unit, a ship designed for constant action and quick turns. To keep surviving, you must be constantly rocketing around the maps. There will be metal-shed. (its like bloodshed but for metal, hehehe)

Battle For Abraham VR is a single player open world VR shooter. The player will choose missions to clear forests and villages of enemy soldiers using one rifle with a limited amount of ammunition. To reach enemy positions, you must avoid or destroy drones, tanks, and other heavy weaponry.

Humanity’s Sun is destabilising. Worlds are on fire. A Solar-wide evacuation has begun. Earth’s military force—The Lunar Corps—prepares the colonisation of our new star system: Arcadia. But rising distress calls and radio silence hint at an unseen enemy lurking in the shadows...

A Sci-fi wave-based game with a variety of weapons and bosses every 10 waves. Also has a shop after every wave with health, ammo and upgrades. WASD movement and keys 1 for Blaster and 2 for Rifle.

Infiltrate. Survive. Battle. Explore. The New Resistance is a colourful, dystopian third person shooter with fast-paced multiplayer game modes.

Mechanic Action MMOTPS Project Rayssus Customize your own Rayssus and use your Weapons, actions, and skills to be active on the battlefield.

Fast-paced Roguelike shooter in a dystopian steampunk future.

Stormstriker is a hyperactive 5v5 PvP third-person shooter with colorful hero characters, action-packed gameplay, and an emphasis on teamplay! Join the battlefield by choosing a hero that’s right for your playstyle!

Jump into QUADRA CLASH, an intense third-person arena shooter where four colourful teams collide in high-stakes, one-shot elimination combat! Battle across electrifying game modes with ballistic-based tracer rounds matching your team's colour, precision and teamwork are your tickets to victory!

Disruption is an action-adventure TPS set in the dystopian future city of Nutropolis — where a disengaged human populace overly-dependent on robotization, has stumbled to the brink of destruction from a mutant robot force led by a rogue madman in his fight against a ruthless, massive tech company.

3D third-person shooter game. Control a tank using a keyboard and mouse. Go through various maps and destroy bots on your way. Fight with two main bosses on your path to complete the game.

A cooperative action tower defense and third-person shooter where vision is mutually exclusive. Place towers to shine light on the endless horde of bugs, or use augmented vision to fight alongside defenses. Equip powerful modules that unleash your strategy's true potential!

Humanity has lost sight of itself, blinded by the false prosperity of AI development. You, the protagonist, begin to break free from AI control to uncover the truth of this world. Torn between escaping and erasing your memory, you yearn to leave this city of mechas and reach the shores of freedom.