[Requirement] If there is a Normal Monster (LIGHT/500 DEF), you can activate this card when your opponent Normal Summons or Special Summons a monster.
[Effect] Change 1 face-up monster you control (Level 8 or higher/LIGHT) to face-up Defense Position. Then, you can destroy 1 face-up monster your opponent controls with the same Type as a Normal Monster in your GY.
Atom 1.0
