Exalted Marauder

Menace (This creature can't be blocked except by
two or more creatures.)
Raid — When Exalted Marauder enters the battlefield, if you attacked this turn, you may
have target opponent discard a card at random.
Whenever Exalted Marauder deals combat
damage to a player, you may exile the top card of
their library. You may play that card for as long
as it remains exiled.