Trishula, Dragon of the Ice Barrier [AP08-EN001] Ultimate Rare Shonen Jump Magazine Promos each time your opponent activates

each time your opponent activates a card or effect

You can only use each effect of "Super Quantum Blue Layer" once per turn

but it cannot be used as an Xyz Material for a Summon

Gains 500 ATK for each WATER monster on the field

if you have no cards in your Spell & Trap Card Zone: You can detach 1 Xyz Material from this card

Trishula, Dragon of the Ice Barrier [AP08-EN001] Ultimate Rare Shonen Jump Magazine Promos each time your opponent activatesSet: Astral Pack 8 Card type: Synchro Effect Monster Rarity: Ultimate Rare Attack: 2700 Defense: 2000 1 Tuner + 2 or more non Tuner monsters When this card is Synchro Summoned: You can banish up to 1 card each from your opponent's hand, field, and Graveyard. (The card in the hand is chosen at random.)