[Requirement] If you control 2 or more face-up DARK Galaxy monsters when your opponent Normal or Special Summons a monster(s) face-up, you can activate this.
[Effect] Choose and change 1 Level 8 or lower face-up monster your opponent controls to face-down Defense Position. Then if you control a face-up Level 8 Galaxy monster, you can return 1 Defense Position monster your opponent controls to the hand.