: The original version (including v1.1.18) is now classified as the Legacy build , while a modernized, more stable version serves as the main game as of early 2026.
: You can play as a traditional RTS commander or take direct control of "Operator" hero units in a third-person perspective. File: Cepheus.Protocol.v1.1.18.zip ...
Since the 1.1.18 update, the game has undergone a . : The original version (including v1
: Units have limited line-of-sight and hearing, making stealth and lighting (flares, spotlights) crucial during night cycles. while a modernized
: Optimized to prevent units from "locking up" when receiving multiple orders while running.
: Recent updates in 2025 and 2026 have introduced new civilian evacuation frameworks, expanded doctrine trees, and major AI pathfinding optimizations. Cepheus Protocol - Steam Community