Battlefield Auerstadt 1806 is cardgame for battle of Auerstadt in Napoleonic wars. This game issued with self-published version Game Journal magazine volume 42. The game use three types of cards, unit , commander and action card. The unit card represent divisions of French and Prussian army. The commander card represent French commander Davout and Prussian commander Duke of Brunswick.　The action card represent various military actions and terrain. In each turn, players can perform one free action and can also play action card for perform additional actions. Winner determine by advantage number or elimination of opponent. The advantage represent control of battlefield and can improve by die roll test in each turn.