Metal Dragon + The Immortal of Thunder → Twin-headed Thunder Dragon

Metal Dragon + Electric Snake → Twin-headed Thunder Dragon

Metal Dragon + Wing Eagle → Crimson Sunbird

Metal Dragon + Punished Eagle → Crimson Sunbird

Metal Dragon + Skull Red Bird → Crimson Sunbird

Metal Dragon + Queen Bird → Crimson Sunbird

Metal Dragon + Armed Ninja → Vermillion Sparrow

Metal Dragon + Magical Ghost → Curse of Dragon

Metal Dragon + Burglar → Flame Cerebrus

Metal Dragon + Garvas → Flame Cerebrus

Metal Dragon + Flower Wolf → Flame Cerebrus

Metal Dragon + Rainbow Flower → B. Dragon Jungle King