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 - $1.50
Lightly Played - $1.40
Moderately Played - $1.20
Heavily Played - $1.00
Damaged - $0.70
Near Mint French - $1.50
Lightly Played French - $1.40
Moderately Played French - $1.20
Heavily Played French - $1.00
Damaged French - $0.70