Experiment Twelve

Subsume {2}{g} ({2}{g}, {t}: Remove all +1/+1 and -1/-1 counters from creatures on the battlefield and put them on this creature.)
Experiment Twelve enters the battlefield with five -1/-1 counters on it.
{g}{g}, {t}, Remove a +1/+1 counter from Experiment Twelve: Destroy target noncreature permanent.