Yugioh Single
Miniaturize (SGX1-END20) - Speed Duel GX: Duel Academy Box 1st Edition
$0.50
null / Continuous Trap
TRAP
Activate this card by targeting 1 face-up monster on the field with more than 1000 original ATK that has a Level; its Level is reduced by 1, also it loses 1000 ATK. When that monster leaves the field, destroy this card.