RD/KP04-JP053 幻刃急攻 Genba Kyuukou (Mythic Sword Surprise Attack)

RD/KP04-JP053 幻刃急攻 Genba Kyuukou (Mythic Sword Surprise Attack )
Normal Trap Card
[Requirement] When your opponent’s monster declares an attack on a face-up monster you control (Wyrm-Type), you can activate by sending 1 monster (Level 6 or lower/Wyrm-Type) from your hand to the Graveyard.
[Effect] Until the end of the turn, the attacking monster loses ATK [equal to the ATK of the monster sent to the Graveyard by this effect’s requirement].