Xyz Block

Yu-Gi-Oh Card: Xyz Block
Available from these partners:
Xyz Block
Type:Counter Trap
Text:When your opponent activates a monster effect: Detach 1 Xyz Material from a monster you control; negate the activation, and if you do, destroy that monster.
Printings: 2014 Mega-Tin Mega Pack (MP14-EN047)
Lord of the Tachyon Galaxy (LTGY-EN072)