Petit Dragon + Sand Stone → Stone D.

Petit Dragon + Boulder Tortoise → Spike Seadra

Petit Dragon + Fire Kraken → Kairyu-shin

Petit Dragon + Turtle Bird → Sea King Dragon

Petit Dragon + Star Boy → Spike Seadra

Petit Dragon + Eldeen → Blackland Fire Dragon

Petit Dragon + Minar → Koumori Dragon

Petit Dragon + Mega Thunderball → Thunder Dragon

Petit Dragon + Corroding Shark → Dragon Zombie

Petit Dragon + Dharma Cannon → Metal Dragon

Petit Dragon + Skelgon → Curse of Dragon

Petit Dragon + Griggle → B. Dragon Jungle King