At the beginning of each end step, if it's an opponent's turn, put a +1/+1 counter on Discordant Spirit for each 1 damage dealt to you this turn. At the beginning of your end step, remove all +1/+1 counters from Discordant Spirit.
Near Mint - $0.30
Lightly Played - $0.20
Moderately Played - $0.20
Heavily Played - $0.20
Damaged - $0.20
Near Mint Spanish - $0.30
Lightly Played Spanish - $0.20
Moderately Played Spanish - $0.20
Heavily Played Spanish - $0.20
Damaged Spanish - $0.20