Prof. Mcgonagall, Headmistress

Flash
Each upkeep, you may choose 1:
{1}{u}:Target creature is a 1/1 blue frog.
{2}{g}:Target ceature gets a +1/+1 counter
—"You look in excellent health to me, Potter, so
you will excuse me if I don’t let you off homework
today. I assure you that if you die, you need not hand
it in."