Yu-Gi-Oh! GX Episode 64: Shou VS Kenzan! Memories of Big Bro for a Feverish Duel
Episode 64 of 180 of Yu-Gi-Oh! GX, aired December 21, 2005, 25 minutes. Available with English subtitles and dub where released.
Episode summary
While Jaden is still away, Syrus and Tyranno have a quarrel over who should get the tile of Jaden's sworn brother. Thus the duel begins.