Lord of The Realms

Menace, Protection from Blue and White
At the beginning of your upkeep reveal the top of
card of target players library until a instant or
sorcery is revealed then exile that card you may
cast that card as long as its exiled.
At the beginning of your end step you may draw
up to X cards where X is the amount of cards
exiled with Lord of the Realms then discard that
many cards.