"Crash of Thunder: Napoleon at Austerlitz 1805" is a fast and easy wargame of the Battle of Austerlitz in 1805. One player commands the French Army of Napoleon and the other the Allied Army (Russian and Austrian). Each side tries try to win the battle by inflicting casualties and breaking the morale of their opponent. The combat abilities of each corps or formation as they historically performed in the battle are listed on its own Formation Card. Each Formation card represents a varying number of units that are placed on the map of the battlefield of Austerlitz. There are also tactics cards that reflect actual events of the battle, that each side may use in order to increase their chances of success in each attack or defense. The Game consists of each side taking turns by declaring an action to activate one card each turn.