Activate 1 of these effects.
• When your opponent activates a Spell/Trap Card while a "Dream Mirror of Joy" is in a Field Zone: Negate the activation, and if you do, destroy that card.
• When your opponent would Special Summon monster(s) while a "Dream Mirror of Terror" is in a Field Zone: Negate the Summon, and if you do, destroy that monster.
You can only activate 1 "Dream Mirror Oneiromancy" per turn.
Near Mint / Lightly Played Unlimited - $0.50
Moderately Played Unlimited - $0.50
Heavily Played Unlimited - $0.50
Damaged Unlimited - $0.50
Near Mint / Lightly Played 1st Edition - $1.00
Moderately Played 1st Edition - $0.50
Heavily Played 1st Edition - $0.50
Damaged 1st Edition - $0.50