Number 37: Hope Woven Dragon Spider Shark và Saber Shark đều có mặt trong Vùng quái thú của tôi. Khi Saber Shark của tôi tuyên bố tấn công quái thú của đối thủ, 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.