This is an Advanced Tobruk System (ATS) game allowing players to recreate squad-level action from World War II. This game focuses on the Japanese invasion of Wake Island in 1941.From the publisher's website:The Heroic stand, early-war USMC, Marine air and Japanese air and naval units depicted plus new counters for esoterica like American construction workers. THREE MAPS!IN EACH GAME YOU GET: - A complete collection of color die-cut counters in 1/2', 5/8' and 3/4' sizes, providing the tanks, guns, and men that fought in the battle depicted - Detailed game maps on heavyweight stock - The latest edition of the ATS rules of play - Scenarios and Play Aids printed on separate heavyweight cards - Two ten-sided dice. - BoardGameGeek