OVERLORD: D-Day and the Beachhead Battles is an expansion module for The Killing Ground that covers the period from June 6, to July 5, 1944. This 30 game-turn module links directly to The Killing Ground with an additional map, playing pieces and rules. It may also be played as a single map, stand alone game. In either case, the original The Killing Ground game is required to use this module.

The OVERLORD expansion module includes the following:

• 24 page OVERLORD Rules Booklet
• D-Day Turn 1 Sequence of Play Booklet
• 2nd edition Killing Ground Rules Booklet
• North map section ; 22" x 34" (2 sided)
• 280 back-printed, diecut counters (1/2 inch)
• Game Turn Record Track
• Sequence of Play Card (2 sided)
• Breakdown Battalion recombination guide
• German Set-up card
• D-Day and Build-up Charts and Tables card