Arc-Slogger Prime

First Strike, Menace {R}, Exile the top 6 cards of your library face down under this creature and put a charge counter on this creature: deal X damage to any target where X is the amount of charge counters on this creature. When this creature leaves the battlefield you may discard your hand, if you do put X cards at random that are exiled with this creature into your hand where X is the number of charge counters on it. Shuffle the rest of the exiled cards into your deck.