Cannot be Normal Summoned, unless you control a “Ghostrick” monster.
(1) Once per turn: You can change this card to face-down Defense Position.
(2) When this card is flipped face-up: You can target 1 “Ghostrick” card in your GY; Set it on your field, but banish it when it leaves the field. Then, you can change face-up monsters your opponent controls to face-down Defense Position up to the number of face-down cards you control.