Card Trivia:Synchro Ring

"Synchro Ring":

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• Appearances

• "Gaia Knight, the Force of Earth" appears on this card's artwork.

• This card's effect is similar to that of "Double or Nothing!".

• This card's effect is similiar to anime-only card, Revenge Attack

• Quite surprisingly, the rings that are associated with Synchro Monsters do not appear here.