Meliodas, Dragon of Wrath

First Strike
{3}{b}{b},{t}: Demonic Energy 3 (If this creature
isn't demonic put three +1/+1 counters
on it and it becomes demonic.)
If Meliodas, Dragon of Wrath is sent to the
graveyard while Demonic, regenerate it.
Counter an opponents spell that
targets this creature.