| Harmonic Oscillation | |
| Type: | Normal Spell |
| Text: | 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. |
| Password: | 31531170 |
| Printings |
2016 Mega-Tin Mega Pack (MP16-EN028) -
2016-09-02 Crossed Souls (CROS-EN063) - 2015-05-15 |