Pinnacle Confines

When Pinnacle Confines enters the battlefield,
exile target creature or planeswalker until
Pinnacle Confines leaves the battlefield.
When Pinnacle Confines enters the battlefield,
scry 2, then reveal the top card of your library.
'I stood alone on an island in the clouds; and I had no chance of escape, and my days were bitter'
—Gandalf, on Saruman's betrayal