Target 1 Amazement monster you control or 1 face-up monster your opponent controls; equip this card to it. You can activate the following effect, based on which player controls the equipped monster;
• You: Target 1 Effect Monster your opponent controls; negate its effects until the end of this turn.
• Your opponent: Change the equipped monster to face-down Defense Position.
You can only use this effect of Amaze Attraction Horror House once per turn.