Lightning Boosted Serpent

Lightning Boosted Serpent enters the battlefield with twice X +1/+1 counters and twice X charge counters on it.
Remove 20 +1/+1 counters from any number of creatures you control: Lightning Boosted Serpent deals 10 damage to each opponent.
Remove 20 charge counters from any number of creatures you control: Add {r}{r}{r}{r}{r}{r}{r}.