At the beginning of your upkeep, put a pin counter on Voodoo Doll. At the beginning of your end step, if Voodoo Doll is untapped, destroy Voodoo Doll and it deals damage to you equal to the number of pin counters on it. {X}{X}, {T}: Voodoo Doll deals damage equal to the number of pin counters on it to any target. X is the number of pin counters on Voodoo Doll.
Near Mint - $5.20
Lightly Played - $4.20
Moderately Played - $3.70
Heavily Played - $3.10
Damaged - $2.60
Near Mint Spanish - $5.20
Lightly Played Spanish - $4.20
Moderately Played Spanish - $3.70
Heavily Played Spanish - $3.10
Damaged Spanish - $2.60