one piece card game op10 OP-10 Royal Blood Japanese Booster Box Display – JapHunter This set is an absolute must Shop One Piece Card Game

In addition, you are bound to mostly have land or mana cards, which are worthless

Pets dont give the player any in-game advantages, and are more an effort to entice players into buying in-game currency to show off against their opponents

There are many ways to exploit it along with Sword of the Meek that can go from taking infinite extra turns with the help of Time Sieve or add infinite mana with Ashnod's Altar, making it a solid card to include in artifact and combo decks overall

Lastly, there are cards specifically built around this mechanic, like Thieving Varmint or Gonti, Canny Acquisitor, that easily let you cast spells you dont own