by MonkeyPirate2002 on Nov 19, 2018
+1: Put a +1/+1 counter on up to one target creature. That creature
gains trample until end of turn.
-X: Create a 0/0 green Hydra creature token that enters the battlefield with X +1/+1 counters on it.
-6: Double the number of each kind of counter on any number of target creatures.