Iron Man

Flying
{1}{w}: Target creature gains hexproof until end of
turn. You gain 2 life.
{u}{u}: Search your library for an equipment card,
reveal it and put it into your hand. Activate only as
a sorcery and only if you gained or lost life this turn.
{b}{r}: Iron Man deals 4 damage to any target.
{x}{x}{g}{g}: Put {x} +1/+1 counters on target
creature. That creature gains Trample and Haste
until end of turn.