Vespiform Reverend

If Vespiform Reverend's power is 4 or less,
it is a Human Cleric with Hexproof and
"This creature can't attack or block."
If Vespiform Reverend's power is 5 or greater,
it is an Insect Assassin with Flying, First Strike,
and Deathtouch.
At the start of each end step, if a creature an
opponent controlled died this turn, put a +1/+1
counter on Vespiform Reverend.