Weiss Schwarz - Attack on Titan Vol. 2 Booster Box (Reprint)This box contains 20 packs. On top of that, each pack contains 8 random cards out of the 100 types of cards (including the 23 parallel cards). The cards contained within are packed with regards to the overall production quantity, and not based on the individual box or carton. Due to the nature of this product, there is a high possibility that it may be difficult to collect all types of cards.