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 - $17.10
Lightly Played - $13.70
Moderately Played - $12.00
Heavily Played - $10.30
Damaged - $8.60
Near Mint Spanish - $17.10
Lightly Played Spanish - $13.70
Moderately Played Spanish - $12.00
Heavily Played Spanish - $10.30
Damaged Spanish - $8.60