“The Chop”! “The Chop”! There’s A Reason I… [RD/KP23]

Chop Chop

RD/KP23-JP061 ザ☆チョップ The☆Chop [The Chop]
Normal Trap Card
【REQUIREMENT】 If the only monsters in your GY are High Dragon or Dragon monsters, when your opponent Normal Summons a monster(s).
【EFFECT】 Those Normal Summoned monster(s) lose 500 ATK until the end of the turn, also your opponent cannot activate the effect of those monster(s).