A sci-fi tower defense built around loadouts, base economy, and careful placement. Bring a limited set of tools into each mission, build a defense that works under pressure, and keep the core alive against increasingly dangerous enemy forces.

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Free Demo

Play Loop Defense: Acquisition Protocol Demo

Check out the full game

 

About This Demo

Loop Defense is a single-player sci-fi tower defense where the battle starts before the first wave.

You do not bring the entire tech tree into a mission. Before deployment, you choose a loadout, set your research priorities, and decide what your resources need to accomplish. Once the fighting begins, turrets, base modules, and support buildings become one defensive system. Power plants keep the grid running. Recyclers fund the next layer of defense. Assembly plants send friendly units into the field. Placement, upgrade choices, and build order all matter.

Enemies are built to test that system. Armored targets demand the right damage tools. Flyers ignore parts of a ground defense. Carriers bring more trouble into the combat zone. Wall-breakers attack the structures holding your plan together, turning a safe back line into a new problem.

Choose missions across the star map, expand the Protocol Net, and deal with wave contracts that add pressure when your defenses are already stretched thin. Keeping the core alive is only part of the job. The rest is keeping the whole base running.

Key Features

  • Build a loadout before each deployment instead of bringing every option at once.

  • Combine turrets, base modules, and support buildings into a working defense.

  • Balance power, repairs, income, and immediate firepower.

  • Respond to armored units, flyers, carriers, bosses, and wall-breakers.

  • Unlock new modules, upgrade paths, and tactical options through the Protocol Net.

  • Choose missions on a star map and grow your defensive capability over time.

  • The demo includes the core loop of star map missions, loadouts, research, construction, and escalating waves.

System Requirements

    Minimum:
    • Requires a 64-bit processor and operating system
    • OS: Windows 10 64-bit
    • Processor: Intel Core i3-6100 / AMD Ryzen 3 1200 or equivalent
    • Memory: 4 GB RAM
    • Graphics: Intel HD Graphics 630 / AMD Radeon Vega 8, OpenGL 3.3 or Direct3D 11 compatible
    • Storage: 500 MB available space
    • Sound Card: DirectX-compatible sound card
    Recommended:
    • Requires a 64-bit processor and operating system
    • OS: Windows 10/11 64-bit
    • Processor: Intel Core i5-8400 / AMD Ryzen 5 2600 or equivalent
    • Memory: 8 GB RAM
    • Graphics: NVIDIA GeForce GTX 1050 / AMD Radeon RX 560 or equivalent
    • Storage: 1 GB available space
    • Sound Card: DirectX-compatible sound card
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