Harmonic Oscillation
From Yu-Gi-Oh! Wiki

Harmonic Oscillation
| Card Type: | Spell |
| ID: | 31531170 |
| TCG Release: | May 14, 2015 |
| OCG Release: | February 14, 2015 |
TCG Status: Unlimited
OCG Status: Unlimited
Description:
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 Sets
| ID | Name | Release Date |
|---|---|---|
| 1797 | Crossed Souls | May 15, 2015 |
| 1333 | 2016 Mega-Tin Mega Pack | August 30, 2016 |
OCG Sets
| ID | Name | Release Date |
|---|---|---|
| 1797 | Crossed Souls | February 14, 2015 |
