The Artificial Spark

{3}: Target creature gets +3/+3 until end of turn. Put three -1/-1 counters on that creature at the beginning of the next end step.
{3}: Target creature gains "{t}: Target player sacrifices three creatures," until end of turn. Put three -1/-1 counters on that creature at the beginning of the next end step.
{3}: Target creature gains double strike, haste, flying, and lifelink until end of turn. Put three -1/-1 counters on that creature at the beginning
of the next end step.