Crush Card Virus [SJCS-EN004] Ultra Rare Ninja after damage calculation you can

after damage calculation you can remove from play that monster and this card

its ATK and DEF become 4000

you can Special Summon this card from your hand

During the End Phase of the turn this card is Normal Summoned or flipped face-up: Return it to the hand

destroy 1 face-down card on the field

Crush Card Virus [SJCS-EN004] Ultra Rare Ninja after damage calculation you canSet: Shonen Jump Championship Series Promos Card type: Normal Trap Rarity: Ultra Rare Tribute 1 DARK monster with 1000 or less ATK; Check all monsters on your opponent's side of the field, your opponnet's hand, and all cards they draw(until the end of your opponent's 3rd turn after this card activation), and destroy all monsters with 1500 or more ATK.