When Thriving Grubs enters the battlefield, you get {E}{E} (two energy counters). Whenever Thriving Grubs attacks, you may pay {E}{E}. If you do, put a +1/+1 counter on it.
Near Mint - $0.25
Lightly Played - $0.24
Moderately Played - $0.20
Heavily Played - $0.15
Damaged - $0.13
Near Mint Non-English - $0.25
Lightly Played Non-English - $0.24
Moderately Played Non-English - $0.20
Heavily Played Non-English - $0.15
Damaged Non-English - $0.13
Foil Prices
Near Mint Foil - $0.25
Lightly Played Foil - $0.24
Moderately Played Foil - $0.20
Heavily Played Foil - $0.15
Damaged Foil - $0.13
Near Mint Foil Non-English - $0.25
Lightly Played Foil Non-English - $0.24
Moderately Played Foil Non-English - $0.20
Heavily Played Foil Non-English - $0.15
Damaged Foil Non-English - $0.13