Karza'Arana Warrior

Mutate {3}{r} (You may play this card for its Mutate
cost, and when you do, place it on over or under a
Being card. The card on top has the abilities and effects
of the card underneath.)
Heavy Armored, Jetpack {r}{r}
When this card mutates, deal damage equal to
the top card's attack value to a card on the
opponent's field.