Overlord of the Mistmoors

Impending 4 - {1}{w}{w}(If you cast this spell for its impending cost, it enters with four time counters and isn't a creature until the last is removed. At the beginning of your end step, remove a time counter from it.)
Whenever Overlord of the Mistmoors enters or attacks, exile target nonland permanent until Overlord of the Mistmoors leaves the battlefield.