Yu-Gi-Oh! Duelist - Duel 077

"D.D.M.!!", known as "D.D.D!! in the Japanese version, is the seventy-seventh chapter of Yu-Gi-Oh! Duelist in the English version and the one-hundred-and-thirty-sixth chapter of Yu-Gi-Oh! in the Japanese version.

This chapter contains the first appearance of Dungeon Dice Monsters.