Mathmech Diameter
Card Number: QCCU-JP170
Card Type: Effect
Level: 4
Rarity: QCSR
Attribute: Light
Types: Cyberse, Tuner
ATK: 1000
DEF: 1500

When this card is Normal Summoned: You can target 1 Level 4 Cyberse monster in your GY; Special Summon it, but it cannot activate its effects. A "Mathmech" monster that was Synchro or Xyz Summoned using this card on the field as material gains the following effect.
? Once per turn, during the turn this card was Special Summoned, when your opponent activates a card or effect (Quick Effect): You can negate that effect.
You can only use each effect of "Mathmech Diameter" once per turn.