Burning Freezing Eruzerion

Double Strike, Extreme Iceblight, Sub Zero, Scorching Blaze, Menace, Vigilance
Whenever this creature takes damage from any
source or deals damage, put 7 +1/+1 counters
{7}{u}{r}: Destroy all Hunter creatures opponents control
{10}{u}{u}{r}{r}: Tap all creatures opponents control,
each opponent takes damage equal to the total
power of each creature tapped this way