Ascendant Packleader enters the battlefield with a +1/+1 counter on it if you control a permanent with mana value 4 or greater. Whenever you cast a spell with mana value 4 or greater, put a +1/+1 counter on Ascendant Packleader.
"Whoever summoned that thing had better confess right this moment, or the whole class will be cleaning the ink receptacles for a month!"