valon yugioh deck - Advanced Armory Yu-Gi-Oh! Orica Orichalcos Armor Valon,

The Cardboard Sandwich: Secure the loaded sleeve flat between two thick pieces of rigid cardboard packaging using tape before slipping it inside an envelope or bubble mailer

Obviously, this can be very oppressive when your opponent is cracking a fetchland or casting something like Cultivate, but you usually wont use Opposition Agent to stop something like that

Snorlax You cant escape from the sleeping giant There are few things as frustrating as playing against control-heavy decks in the Pokmon TCG, and Snorlax is a perfect example of why

But, there will come a point where that supply will dry up and demand wont be met

It's a symmetrical effect that stops players being able to cast more than one spell on each turn