At the beginning of each player's upkeep, Power Surge deals X damage to that player, where X is the number of untapped lands they controlled at the beginning of this turn.
Near Mint - $17.00
Lightly Played - $13.60
Moderately Played - $11.90
Heavily Played - $10.20
Damaged - $8.50
Near Mint Spanish - $17.00
Lightly Played Spanish - $13.60
Moderately Played Spanish - $11.90
Heavily Played Spanish - $10.20
Damaged Spanish - $8.50