Malum Caedo

Vigilance, deathtouch

Readied Arsenal - Creatures you control have "{3} - Search your library for an equipment card and attach it without paying its mana cost".

Whenever an equipped creature deals combat damage to an opponent, double its power and toughness until end of turn.

{3}{r/w}{t} - Opponent is dealt damage equal to the number of cards in your graveyard.