one piece op 10 booster box Card Game The Donquixote Pirates One Piece TCG Japanese Royal

For example, cards with the "protection" keyword prevent damage from HP regaining items

While theres nothing wrong with serialised cards per se, their limitation to collector boosters is yet another of Wizards of the Coasts fingers upsetting the scale balanced between game and collectible

Inquisitor's Flail Double Damage, Double Counters Inquisitor's Flail is meant to be a double-edged sword, doubling damage at the cost of the equipped creature taking double damage

Using your two-mana spell to take out a three-mana target always leaves you wondering if you could have waited and taken out a dragon without worrying that the dragon will be the wrong color

If you're playing against a person that you know is playing Chaos Orb (which would be an incredibly rare sight given that the card is not only rare and expensive, but is also illegal in every format except for non-sanctioned games), then you could possibly take advantage of these quirks