Gluey Colossus

Flying, Trample.
Whenever Gluey Colossus attacks, put a +1/+1 counter on each creature you control with lower
or equal power than Gluey Colossus.
Transmission (You may remove any number of +1/+1 counter from permanents you control as you play this spell. It costs {1} less to cast for each counter removed this way.)