You can only use each effect of this card’s name once per turn.
(1) If this card is Xyz Summoned: You can detach 2 to 4 materials from this card, then activate the appropriate effect, based on the number detached;
• 2: Add 1 “Mathmech” card from your Deck to your hand.
• 3: Add 1 Level 4 monster from your Deck to your hand
• 4: Add 1 Spell/Trap from your Deck to your hand.
(2) You can Tribute 1 monster; Special Summon 1 Level 4 “Mathmech” monster from your hand or GY.