Gellidus
Gellidus was an enormous white dragon. He was also known as Frost. He used to reside in Southern Ergoth and has turned it into a frozen wasteland. He gave a group of ogres in the area residence in the city of Daltigoth. He was killed in the gaming supplement Price of Courage by a group of intrepid adventurers with Huma's Dragonlance.
Read more about this topic: List Of Dragonlance Characters, Dragons, Dragon Overlords