Drake Shark

If this card is added to your hand, except by drawing it: You can Special Summon it. This card can be treated as 2 materials for the Xyz Summon of a WATER monster that uses 3 or more materials. You can only use each of the previous effects of "Drake Shark" once per turn. A "Shark Drake" Xyz Monster that has this card as material gains this effect.
● Once per turn: You can detach 2 materials from this card, then target 1 Spell/Trap on the field; attach it to this card as material.