SD02, called Roaring Heaven's Door (轟天のヘヴンズドア Gouten no Hevunzu Doa), is the second starter deck of the trading card game. It was first released in Japan on December 10, 2009. This set included spirit, magic, and nexus cards in all six colors. It introduced the keyword Assault.
The set included a total of 44 cards with 21 different names: 13 C, 5 U, 2 R, and 1 M. It also included a guidebook, one playsheet, and one members card. The special edition also included 15 core, a life counter, and a card case.