Brilliant Fusion (Quarter Century Secret Rare)

Brilliant Fusion (Quarter Century Secret Rare) came out in April 2025; we leave the first weeks out of this story, because early prices are set before real supply exists. In the last year the price changed −29.7% and ranged from $4.67 to $7.38, and it now trades near the bottom of that range. Listings currently start at $4.71; over the last 30 days the market price averaged $5.07.

When this card is activated: Fusion Summon 1 "Gem-Knight" Fusion Monster from your Extra Deck, using monsters from your Deck as Fusion Material, but change its ATK/DEF to 0. If this card leaves the field, destroy that monster. Once per turn: You can discard 1 Spell; the monster Special Summoned by this card's effect gains ATK/DEF equal to its original ATK/DEF, until the end of your opponent's turn. You can only activate 1 "Brilliant Fusion" per turn.