Silverywing

Silverywing was a young Silver dragon. She lived in the Days of Thunder and served the legendary gold elf prince Durothil. He got the dragonegg from an ancient red wyrm, who killed her mother and gave the egg to the prince. They both had made a bargain, the prince got the egg and twenty years later the dragon a special moon elf as a sacrifice. But as the time for the sacrifice came the prince and his now trained dragon rode together into the battle against the evil dragon. All three died but after that more elves became dragonriders and trained with good alligned dragons.

Reference

 * Evermeet: Island of Elves

Silverywing