As long as The Aetherspark is attached to a creature, The Aetherspark can't be attacked and has "Whenever equipped creature deals combat damage during your turn, put that many loyalty counters on The Aetherspark." +1: Attach The Aetherspark to up to one target creature you control. Put a +1/+1 counter on that creature. −5: Draw two cards. −10: Add ten mana of any one color.
Near Mint - $27.40
Lightly Played - $24.70
Played - $19.20
Heavily Played - $16.50
Damaged - $13.70
Near Mint Non-English - $27.40
Lightly Played Non-English - $24.70
Played Non-English - $19.20
Heavily Played Non-English - $16.50
Damaged Non-English - $13.70
Foil Prices
Near Mint Foil - $31.50
Lightly Played Foil - $28.30
Played Foil - $22.00
Heavily Played Foil - $18.90
Damaged Foil - $15.70
Near Mint Foil Non-English - $31.50
Lightly Played Foil Non-English - $28.30
Played Foil Non-English - $22.00
Heavily Played Foil Non-English - $18.90
Damaged Foil Non-English - $15.70