Voracious Dragon

Voracious Dragon

Creature - Dragon | Power/Toughness: 4 / 4 (CMC 5)
Flying
Devour 1 (As this enters the battlefield, you may sacrifice any number of creatures. This creature enters the battlefield with that many +1/+1 counters on it.)
When Voracious Dragon enters the battlefield, it deals damage to any target equal to twice the number of Goblins it devoured.