The Dark Crystal (1982)

Another planet, another time. 1000 years ago the mysterious Dark Crystal was damaged by one of the Urskeks and an age of chaos has began! The evil race of grotesque birdlike lizards the Skeksis, gnomish dragons who rule their fantastic planet with an iron claw. Meanwhile the orphan Jen, raised in solitude by a race of the peace-loving wizards called the Mystics, embarks on a quest to find the missing shard of the Dark Crystal which gives the Skesis their power and restore the balance of the universe.