The .hack//Enemy Trading Card Game Contagion Booster Pack contains 11 randomly assorted cards from the CCG set, including 1 rare or ultra-rare card per pack. Designed for players aged 12 and up, this booster expands gameplay options with new characters, items, and abilities from the .hack universe. Each card features original artwork and game mechanics compatible with the base .hack//Enemy TCG. The cards measure 63mm x 88mm in standard trading card size. This unsealed product is part of the Contagion expansion series released in 2003 by Bandai.

This game features two random starter decks and everything needed for two players to go head-to-head in a Cyber Battle. It includes two random MegaMan TCG booster packs per battle box to increase your chances of finding ultra-rare foils and boost your power in the Cyber Battle. There are 14 possible NetNavis (the character upon which your deck is based) to find and collect. Also, there are 22 possible super-rares inserted in boosters and 22 possible ultra-rares also in boosters along with other surprise extras.