Petit Dragon + Dorover → Spike Seadra

Petit Dragon + Twin Long Rods #1 → Spike Seadra

Petit Dragon + Kaminarikozou → Thunder Dragon

Petit Dragon + Meotoko → Koumori Dragon

Petit Dragon + Kagemusha of the Blue Flame → Dragon Statue

Petit Dragon + Flame Ghost → Dragon Zombie

Petit Dragon + Two-mouth Darkruler → Koumori Dragon

Petit Dragon + Solitude → Koumori Dragon

Petit Dragon + Masked Sorcerer → Blackland Fire Dragon

Petit Dragon + Midnight Fiend → Koumori Dragon

Petit Dragon + Trap Master → Dragon Statue

Petit Dragon + Fiend Sword → Sword Arm of Dragon