Card Tips:Arcana Force XXI - The World
- This card can be Summoned with no Tributes from your hand while you control no monsters with "Valhalla, Hall of the Fallen". Its Heads or Tails effect will also activate.
- This card can be Tribute Summoned with one Tribute using "Kaiser Sea Horse", "Gellenduo", and "Arcana Force VI - The Lovers".
- You can use "Second Coin Toss" for a better chance of success.
- See also: World Lock.