The equipped monster gains 200 ATK for each Xyz Material on the field. Once per turn: You can activate the following effect, based on the equipped monster's card type;
• Xyz: Detach 2 materials from a monster(s) you control; Set 1 "Xyz" Spell/Trap from your Deck.
• Other: Special Summon 1 monster with the same Level as the equipped monster from your hand in Defense Position, but negate its effects.
You can only activate 1 "Xyz Lay" per turn.