Wren's Run Vanquisher

Wren's Run Vanquisher {1}{G}

Creature - Elf Warrior | Power/Toughness: 3 / 3 (CMC 2)
As an additional cost to cast this spell, reveal an Elf card from your hand or pay {3}.
Deathtouch (Any amount of damage this deals to a creature is enough to destroy it.)