Ayers Rock Sunrise (ANGU-EN054) - Ancient Guardians 1st Edition

Target 1 Beast monster in your GY; Special Summon that target, and if you do, all face-up monsters your opponent currently controls lose 200 ATK for each Beast, Plant, and Winged Beast monster currently in your GY, until the end of this turn. You can only activate 1 "Ayers Rock Sunrise" per turn.