Hellhound

When Hellhound enters the battlefield, it deals
damage equal to it`s power to any target.
At the beginning of your upkeep, if Hellhound
is in your graveyard, you may pay {3}{r}. If you
do, Hellhound get +2/+2.
At the end of your turn, if Hellhounds power is greater than 1, return it to the battlefield. If Hellhound is put into a graveyard and it`s power
is greater than 1, it doesn`t change to 1.