ViceJaw Vessel of Rage

Doublestrike, Trample, Haste, Vigilance
{r/g}{r/g}: Double ViceJaw Vessel of Rage's power and toughness until
end of turn, activate this ability only once per turn.
Devour 5 When this creature enters the battlefield you may sacrifice
a creature to add 5 +1/+1 counters to it