Fangs of Kalonia

Put a +1/+1 counter on target creature you control, then double the number of +1/+1 counters on each creature that had a +1/+1 counter put on it this way.
Overload {4}{G}{G} (You may cast this spell for its overload cost. If you do, change «target» in its text to «each.»)

Card Details:
Set: Modern Horizons 3
Collector Number: 153
Artist: Leanna Crossan