Berethor the Mad Paladin

When Berethor enters the battlefield, search your Library for an Equipment card and put it into play.
Berethor enters with 4 Madness "M" Counters.
{1}{b}, Remove 2 "M" Counters: Destroy target creature.
{1}{u}, Remove a "M" Counter: Draw 2 cards, then discard a card at random.
{1}{r}, Remove a "M" Counter: Deal 4 damage split among 2 targets.
{1}{g}, Remove 2 "M" Counters: Creatures you control gain trample.