Diamond Castle: Gem-Knight
TCG · Gem- · Meta Decks · 2025-08-29 · Source
Featured card
Gem-Knight Seraphinite
One of the most-played Gem- cards this deck runs.
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Checked against the OCG Forbidden & Limited list as of 22 September 2026, with the sizes and copy limits of a TCG deck.
Not checked: the TCG card pool (a card released only in the OCG).
Buy this deck — all 35 cards75 copies · about $27.63, main, extra and side deck
Main Deck
60 cards
Gem-Armadillo — 3 in deck
Gem-Knight Alexandrite — 3 in deck
Gem-Knight Amber — 3 in deck
Gem-Knight Crystal — 2 in deck
Gem-Knight Emerald — 3 in deck
Gem-Knight Garnet — 2 in deck
Gem-Knight Hollowcore — 2 in deck
Gem-Knight Iolite — 2 in deck
Gem-Knight Lazuli — 3 in deck
Gem-Knight Nepyrim — 3 in deck
Gem-Knight Obsidian — 3 in deck
Gem-Knight Quartz — 3 in deck
Gem-Knight Sapphire — 2 in deck
Gem-Knight Sardonyx — 3 in deck
Gem-Knight Tourmaline — 2 in deck
Gem-Turtle — 3 in deck
Absorb Fusion — 3 in deck
Bonfire — 1 in deck
Brilliant Fusion — 1 in deck
Gem-Knight Dispersion — 2 in deck
Gem-Knight Fusion — 3 in deck
Particle Fusion — 2 in deck
Scatter Fusion — 2 in deck
Gem-Enhancement — 2 in deck
Pyroxene Fusion — 2 in deck
Extra Deck
15 cards
Gem-Knight Amethyst — 1 in deck
Gem-Knight Citrine — 1 in deck
Gem-Knight Lady Brilliant Diamond — 1 in deck
Gem-Knight Master Diamond — 1 in deck
Gem-Knight Master Diamond Dispersion — 3 in deck
Gem-Knight Pearl — 1 in deck
Gem-Knight Phantom Quartz — 3 in deck
Gem-Knight Prismaura — 1 in deck
Gem-Knight Seraphinite — 2 in deck
Gem-Knight Zirconia — 1 in deck