Combat Commander: Resistance! (or CC:R) expands upon Combat Commander: Europe and Combat Commander: Mediterranean by adding partisans and their war behind the front lines. This fourth volume of the Combat Commander wargame series features special rules and components for fighting with Partisan forces against the Axis nations of Europe.

In addition to the new playbook, the game includes 3 back-printed game maps (6 maps total), 6 double-sided scenario sheets (12 scenarios total), one counter sheet (units and markers), a 36-card Partisan Fate Deck and a 19-card Partisan Force Deck. The new maps depict specific historical locations in Greece, Hercegovina, Eastern Bosnia, Byelorussia, Croatia and Western Bosnia.