Karru

Karru is the main antagonist of Dragon Soul. He is a evil dragon who is responsible for the deaths of Groldryn, Zerso, and Tobin's mother, and Amad's arch-nemesis.

Dragon Physiology

 * Flight - Karru can fly with his wings.
 * Fire Breath - Karru can breathe fire from his mouth.
 * Thick Scales - Karru has thick scales; for example, swords, spears, lances, battle axes cannot penetrate his scales, arrows and bullets will also bounce off him.

Abilities

 * Command over dragons - Karru command the dragons to do his bidding.
 * Alchemy - Karru use alchemy for transmutation, he could turn substances made from the four elements into other things; changing lead into gold and making crystals into elixirs.