Kraden, Battle Medic

Gain 2 life for each {w} mana spent to cast
this card.
When entering the battlefield, you may search
for an artifact of {x} converted mana cost
where {x} equals the amount of {r} mana spent
to cast this card. Reveal this card and add it to
your hand. If the revealed card is an equipment
card, you may cast this card immediately
and automatically equip it to this creature.