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 - $510
Near Mint Spanish - $510
Lightly Played - $460
Lightly Played Spanish - $460
Moderately Played - $380
Moderately Played Spanish - $380
Heavily Played - $310
Heavily Played Spanish - $310
Damaged - $210
Damaged Spanish - $210