Number 37: Hope Woven Dragon Spider Shark và Saber Shark đều có mặt trong Vùng quái thú của tôi. Khi quái thú của đối thủ tấn công Saber Shark , tôi có thể kích hoạt hiệu ứng của Number 37: Hope Woven Dragon Spider Shark không?

WATER

2 Level 4 WATER monsters When any player's monster declares an attack: You can detach 1 Xyz Material from this card; all monsters your opponent currently controls lose 1000 ATK until the end of this turn. When this card is destroyed by battle or card effect and sent to the Graveyard: You can target 1 other monster in your Graveyard; Special Summon it. You can only use each effect of "Number 37: Hope Woven Dragon Spider Shark" once per turn.

WATER 4

Cannot be used as a Synchro Material. Up to twice per turn: You can target 1 Fish-Type monster on the field, then activate 1 of these effects. ● Increase its Level by 1. ● Reduce its Level by 1. You cannot Special Summon any monsters during the turn you activate this effect, except WATER monsters.