Ketria Crystal
Artifact
: Add 
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, or 
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Cycling 
(, Discard this card: Draw a card.)
- CMC
- 3
- Mana cost
- Color identity
- GRU
- Rarity
- uncommon
- Set
- Ikoria: Lair of Behemoths
- Price
- $0.14
- EDHREC rank
- #15602
Ketria Crystal enters tapped, taps for one mana of any color among green, blue, or red, and can sacrifice itself to cycle — slow enough that it rarely earns a slot on raw mana production alone. Its real purpose is as a non-land permanent with a low opportunity cost for Illuna, Apex of Wishes, where the mutate trigger can flip it into something far more impactful.
Best Commanders
Commanders with the highest synergy
Illuna, Apex of Wishes
Illuna, Apex of Wishes mutates onto a non-land permanent and exiles cards until it hits a non-land permanent to put onto the battlefield for free — Ketria Crystal is a cheap, expendable target that keeps Illuna's trigger live without sacrificing a meaningful board piece.
Format Analysis
Where it lives, where it can’t
| Format | Verdict |
|---|---|
| commander | legal |
| legacy | legal |
| modern | legal |
| pioneer | legal |
| standard | not legal |
| vintage | legal |
| pauper | not legal |
| oathbreaker | legal |
In Commander, Ketria Crystal fills a narrow niche: it exists almost exclusively as mutate fodder in Illuna, Apex of Wishes decks, not as a genuine mana rock. Outside that context, three-color fixing on a tapped artifact is below the bar when Arcane Signet and Fellwar Stone are available at the same price point or cheaper. In 60-card formats like Modern and Pioneer, it sees no meaningful play — the cycling clause doesn't compensate for the tempo loss of entering tapped, and better cantrip artifacts exist. Legacy and Vintage have no reason to look at it. Ketria Crystal is a Commander-only card, and even there it belongs in exactly one archetype.
Key Combos
Combo lines featuring this card
Price Context
Current price
$0.14 bulk tier
At $0.14, Ketria Crystal is deep bulk — it costs less than a sleeve. That price is stable by default rather than by demand, and there's no pressure driving it higher given its narrow application.
Explore
Sources
Mentioned
- Illuna, Apex of Wishes
Updated . Data from Scryfall, EDHREC, and Commander Spellbook.