Warpfire Thrower

{fontdecour-cnd-regular-italic}Firststrike{/fontdecour-cnd-regular-italic} Wither-(this creature does damage in the form of -1/-1 counters) You may exert Warpfire Thrower as it attacks. If you do, it deals 3 damage to target non-rat creature an opponent controls. This creature does not untap during your next untap phase.