{X}, {T}: Target opponent mills a card, then repeats this process until a creature card or X cards have been put into their graveyard this way, whichever comes first. If one or more creature cards were put into that graveyard this way, sacrifice Helm of Obedience and put one of them onto the battlefield under your control. X can't be 0.
Near Mint - $55.000
Lightly Played - $44.000
Moderately Played - $38.500
Heavily Played - $33.000
Damaged - $27.600
Near Mint Spanish - $55.000
Lightly Played Spanish - $44.000
Moderately Played Spanish - $38.500
Heavily Played Spanish - $33.000
Damaged Spanish - $27.600