Miniaturize | SGX1-END20

Set: Speed Duel GX: Duel Academy Box
Number: SGX1-END20
Rarity: Common
Attribute: TRAP
Card Type: Continuous Trap
Description: 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.