Spell Card
$1.00
Unlimited
Harmonic Oscillation
If your opponent has 2 cards in their Pendulum Zones: Target those 2 cards; while both targets are in their Pendulum Zones, you can Pendulum Summon using their Pendulum Scales this turn, but only from the Extra Deck.
TCG Banlist Status
Unlimited
Max copies: 3
Market Price (TCGplayer)
$0.10
Reference market for North America
Other Marketplaces
Cardmarket
$0.09
eBay
$1.00
Amazon
$0.25
