'Water. Earth. Fire. Air. Long ago, the four nations lived together in harmony. Then everything changed when the Fire Nation attacked. Only the Avatar, master of all four elements, could stop them, but when the world needed him most, he vanished. Join Aang and his friends in his adventure to master all elements and stop the Fire Nation from their conquest. The cards in this Trial Deck may be used together with cards with card number beginning with ATLA. Parallel cards are randomly sealed into decks. Every deck contains 2 shiny cards. In addition, every deck has a chance to contain one of the following: RRR Rare cards with special embossing (3 types), and SP Special Rare with special embossing and hot stampe (1 type).