Gandalf the White

Vigilance, Protection from exile
If Gandalf the White is put into your graveyard from anywhere, you may pay 5 life. If you do, return it to the battlefield at the beginning of your next end step.
At the beginning of your upkeep scry 2. Then, if you have 10 or less life, create 5/5 white Eagle creature token with flying.
"My task has not yet been done."