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 - $701.700
Lightly Played - $561.400
Moderately Played - $491.200
Heavily Played - $421.000
Damaged - $350.900
Near Mint Spanish - $701.700
Lightly Played Spanish - $561.400
Moderately Played Spanish - $491.200
Heavily Played Spanish - $421.000
Damaged Spanish - $350.900