small plastic card sleeves Blue Summit Supplies Trading Sleeves, Clear, 100 Pack Originally released June 2012. Clear Adhesive Business Card Holder

But with the right deck, it can enable one of the most outrageously powerful spells in the game

This is most useful as a mana sink: since you don't have to tap it to turn it into a creature, you can keep paying four to roll as long as you have mana available

The One Piece Card Game rules use elements that will be familiar to fans of different card games

Thats a lot of burn for its cost, and while not every deck cares about that, many do

Kitsune Mystic / Autumn-Tail, Kitsune Sage Heres another one with an interesting flip condition

Blue Yellow Nami Nami is a value Leader, drawing you a card whenever you or your opponent takes a Life card during your turn