6 aircraft cards: [Yakovlev Yak-3 Single-engine fighter, Yakovlev Yak-7B Single-engine fighter, Lavochkin LaGG-3 Single-engine fighter, Yakovlev Yak-9D Single-engine fighter, Petlyakov Pe-2 Twin-engine medium bomber and the Petlyakov Pe-8 four-engine heavy bomber] Trait cards 3 Theatre cards 3 Doctrine cards 2 New Equipment cards 1 special card describing how to use the new equipment cards