At the beginning of your upkeep, put a pain counter on Torture Chamber. At the beginning of your end step, Torture Chamber deals damage to you equal to the number of pain counters on it. {1}, {T}, Remove all pain counters from Torture Chamber: It deals damage to target creature equal to the number of pain counters removed this way.
Near Mint - $500
Lightly Played - $400
Moderately Played - $400
Heavily Played - $300
Damaged - $300
Near Mint Spanish - $500
Lightly Played Spanish - $400
Moderately Played Spanish - $400
Heavily Played Spanish - $300
Damaged Spanish - $300