pokemon boundaries crossed booster box B&W Blister EX like Landorus Pokemon Card Game Boundaries Crossed

Its a four-mana artifact that reads, At the beginning of your upkeep, starting with you, each player votes for carnage or homage

Honorable Mentions This card is like a renewable 2 power creature that is very hard to kill

The Most Competitive If I had to choose one of the decks to upgrade to a competitive level, itd be either of the tri-colored ones

Sure, it costs five mana to do which is not cost efficient, but this just means you are not doing it till it is really good to do so or you have little else

Most decks wont run Defiance Band because its so situationally useful, but those that do tend to run 1-2 copies of the card

Hiyori can rest one of the opponents 5-cost or less Characters, a great answer if theres a blocker in your path