BurNIng, the Legend

Level up {1}{r} ({1}{r}: Put a level counter on this. Level up only as a sorcery.)
As long as BurNIng, the Legend has seven level counters on him, he gets +3/+3 and has flying
and "Whenever this creature attacks, it deals 3 damage to any target."
"Always be humble in victory, never bitter in defeat."