Piercing the Reich uses a player interactive formation activation system similar to that used in Tunisia 43 and Triumphant Fox.
(From the back of the box of the game): "Piercing the Reich is an operational level simulation of the Battle of Aachen , 12 September to 21 October 1944. Piercing the Reich is modeled after a modified version of the popular Triumphant Fox system, using an innovative, interactive sequence of play. With individual formation activated, the focus is on command control, keeping both players constantly involved in the action.
Piercing the Reich stands out for its excellent OoB Research and highly-playable yet detailed game system created to capture the key elements of this historic battle. Special game features include: Infiltration Tactics, Variable Game Turn Length, Variable Combat Strength Determination & Allied Victory Objectives, Formation Reaction & Reserve Status, Armor Superiority & Tiger Tank Scare, Railroad Guns, and much more.
The Battle for Aachen, Sep-Oct 1944. High complexity, 360 counters, 1 or 2 players, 1-10 hours, Battalion units, 2 to 8 day turns, 1.2 km hexes, five scenarios, Triumphant Fox rules system. Designed by Dirk Blennemann.