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 - $40.90
Lightly Played - $36.80
Played - $28.60
Heavily Played - $24.50
Damaged - $20.50
Near Mint Non-English - $40.90
Lightly Played Non-English - $36.80
Played Non-English - $28.60
Heavily Played Non-English - $24.50
Damaged Non-English - $20.50
Foil Prices
Near Mint Foil - $46.20
Lightly Played Foil - $41.60
Played Foil - $32.30
Heavily Played Foil - $27.70
Damaged Foil - $23.10
Near Mint Foil Non-English - $46.20
Lightly Played Foil Non-English - $41.60
Played Foil Non-English - $32.30
Heavily Played Foil Non-English - $27.70
Damaged Foil Non-English - $23.10