Chaotic Goo enters the battlefield with three +1/+1 counters on it. At the beginning of your upkeep, you may flip a coin. If you win the flip, put a +1/+1 counter on Chaotic Goo. If you lose the flip, remove a +1/+1 counter from Chaotic Goo.
Near Mint - $2.90
Lightly Played - $2.60
Played - $2.10
Heavily Played - $1.80
Damaged - $1.50
Near Mint Non-English - $2.90
Lightly Played Non-English - $2.60
Played Non-English - $2.10
Heavily Played Non-English - $1.80
Damaged Non-English - $1.50