Semi-Perfect Cell

Flying, Trample, Lifelink
{b/g}: Regenerate Semi-Perfect Cell.
{5}{p/b}{p/g}, Sacrifice Semi-Perfect Cell: Deal 5
damage to each creature and Planeswalker.
Whenever a creature dies, put a +1/+1 counter
on this card and you get {e}.
Pay {e}{e}{e}{e}{e}{e}: Transform Imperfect Cell.