Petit Dragon + Millennium Shield → Dragon Statue

Petit Dragon + Labyrinth Wall → Stone D.

Petit Dragon + Shadow Ghoul → Skelgon

Petit Dragon + Wall Shadow → Sword Arm of Dragon

Petit Dragon + Sanga of the Thunder → Twin-headed Thunder Dragon

Petit Dragon + Dark Rabbit → Koumori Dragon

Petit Dragon + Mystic Lamp → Blackland Fire Dragon

Petit Dragon + Pendulum Machine → Metal Dragon

Petit Dragon + Zone Eater → Spike Seadra

Petit Dragon + Steel Scorpion → Metal Dragon

Petit Dragon + Ooguchi → Spike Seadra

Petit Dragon + Swordsman from a Foreign Land → Dragon Statue