Grand Gathering of the Legendary Heroes! The Play-offs of the Digimon All Stars!!

The Old Clock Store Owner explains that to defeat Quartzmon, one of the Digimon Hunters must prove him/herself stronger than all the others to obtain the Brave Snatcher, what remained of Bagramon, and infuse it with the powers of Taiki and the five Legendary Heroes from other time-space universes who saved their respective Digital Worlds.