blackfire card sleeves - Small sleeve decks for an extra layer of protection against dust Blackfire Magic Size Soft Sleeves

Another method thats used is to have each player cut their deck and show the bottom card

"The NSA Is Breaking Most Encryption on the Internet - Schneier on Security"

This happened with Biorhythm, Braids (Cabal Minion), Coalition Victory, Gifts Ungiven, and Panoptic Mirror, which were all unbanned and added as Game Changers

You can't use this Ability on a Pokmon that would be Knocked Out

For continuous effects, the Duelist chooses an opponent at the time the card/effect is initially applied, and that choice cannot be changed once selected even if the card effect is negated

Creatures like Emmara Tandris provide protection for your tokens while cards like Celestial Ancient, Cathars' Crusade