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Retroid: Cartridge Protocol
A roguelike action game against evolving enemies. Wipe out the Legion across shifting battlefields, hack enemy facilities, and grow stronger with every Cartridge. Get ready for intense retro sci-fi combat!
Release Date:
2026
Developer:
Publisher:
Zero1Play
General / Cinematic | Demo Play PV global
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Features
Single-player
Family Sharing
Steam is learning about this game 
Requires agreement to a 3rd-party EULA
Languages:
Interface Full Audio Subtitles
English ✔ ✔
Korean ✔ ✔
Japanese ✔ ✔
This game is not yet available on Steam

Planned Release Date: 2026

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About This Game

🎮 A New Experience in Sci-Fi Action Roguelike

Retroid: Cartridge Protocol combines fast-paced combat, unpredictable enemies, and the thrill of progression into a high-quality sci-fi roguelike experience. Every run offers new battles and strategic choices, keeping the challenge fresh and immersive.

📘 Lore

Once overshadowed, Dr. Victor stole Dr. Evelyn’s groundbreaking technology out of envy, creating the Overmind army to seize control of the planet. As Prototype Zero-One, you are the only one who can unlock the hidden power within the cartridges and reclaim the world.

⚔️ Features

  • Unpredictable battles – Enemy evolutions create new combat patterns every run.

  • Simple yet deep controls – Outsmart foes and map traps with melee strikes and precise dashes.

  • Progress through exploration – Permanent and temporary upgrades fuel long-term growth.

  • Detailed sci-fi design – Immerse yourself in a richly crafted futuristic world.

Find every cartridge. Unlock your final evolution.

Take back the planet from the Overmind army.

System Requirements

    Minimum:
    • Requires a 64-bit processor and operating system
    • OS: Windows 10 64bit
    • Processor: Intel Core i3-3210
    • Memory: 4 GB RAM
    • Graphics: DX11, DX12
    • DirectX: Version 11
    • Storage: 1200 MB available space
    • Additional Notes: Requires 64-bit processor and operating system
    Recommended:
    • Requires a 64-bit processor and operating system
    • OS: Windows 10 64bit
    • Processor: Intel Core i5-4690 or higher
    • Memory: 8 GB RAM
    • Graphics: NVIDIA GeForce GTX 660 or higher
    • DirectX: Version 11
    • Storage: 1200 MB available space
    • Additional Notes: Requires 64-bit processor and operating system
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