OAC completely overhauls the tech tree. The standard Tech 1, Tech 2, and Tech 3 structure is reimagined into an evolutionary progression:
The mod is cross-platform, working on PC (via Steam or Itch.io) and Android (via Google Play). Here is the standard installation method as of 2025: rusted warfare oac mod
: Designed to be compatible with vanilla units, allowing for fair cross-faction combat. OAC completely overhauls the tech tree