PROTOCOL: Zero-day
CRYPTOS Interactive · 2026 · Action Roguelike, Hack and Slash, Isometric, RPG, Cyberpunk
PC
Best price
Free
This game is free to play.
About PROTOCOL: Zero-day
Dive into a brutal isometric Action-Roguelite set in a cyber-apocalyptic world. Master fast-paced Hack'n'Slash combat during intense 5-to-8-minute incursions. Face infected hordes, optimize your build, and break the loop. Death is part of the protocol.