Metal Dragon + Lava Battleguard → Vermillion Sparrow

Metal Dragon + The Wandering Doomed → Curse of Dragon

Metal Dragon + Pot the Trick → Stone D.

Metal Dragon + Oscillo Hero → Vermillion Sparrow

Metal Dragon + Darkworld Thorns → B. Dragon Jungle King

Metal Dragon + Ancient One of the Deep Forest → Flame Cerebrus

Metal Dragon + Crow Goblin → Crimson Sunbird

Metal Dragon + Abyss Flower → B. Dragon Jungle King

Metal Dragon + Takuhee → Crimson Sunbird

Metal Dragon + Greenkappa → Vermillion Sparrow

Metal Dragon + Living Vase → B. Dragon Jungle King

Metal Dragon + Tentacle Plant → B. Dragon Jungle King