If you control a Tribute, Ritual, and/or Fusion Summoned monster: Neither player can Synchro or Xyz Summon, also the effects of all face-up Xyz Monsters and Synchro Monsters currently on the field are negated and they cannot attack. These changes last until the end of your opponent's next turn.
![Grisaille Prison [Shadow Specters] [SHSP-EN078] | Gear Gaming Bentonville](http://bentonville.geargamingstore.com/cdn/shop/products/72417_200w.jpg?v=1570625734)
