Choose target creature or planeswalker. You get {E}{E}{E} (three energy counters), then you may pay any amount of {E}. Galvanic Discharge deals that much damage to that permanent.
"Remember, if you find a rock making crackly noises, just put it back. Carefully."
—Bo, Great Desert prospector
Near Mint - $600
Lightly Played - $500
Moderately Played - $400
Heavily Played - $400
Damaged - $300
Near Mint Spanish - $600
Lightly Played Spanish - $500
Moderately Played Spanish - $400
Heavily Played Spanish - $400
Damaged Spanish - $300
Foil Prices
Near Mint Foil - $500
Lightly Played Foil - $400
Moderately Played Foil - $400
Heavily Played Foil - $300
Damaged Foil - $300
Near Mint Foil Spanish - $500
Lightly Played Foil Spanish - $400
Moderately Played Foil Spanish - $400
Heavily Played Foil Spanish - $300
Damaged Foil Spanish - $300