Karumonix, the Rat King [Showcase Foil] #307 — Magic Phyrexia All Will Be One Card Value
Magic Phyrexia All Will Be OneWhat the Karumonix, the Rat King [Showcase Foil] #307 card from Magic Phyrexia All Will Be One is worth — ungraded and graded (PSA 10).
Karumonix, the Rat King [Showcase Foil] #307 value — Ungraded $4. Prices updated July 2026.
Monthly CIB value, based on sold comps.
See the actual sold listings on eBay ↗Live on eBay right now
Which version do you have?
If your goal is simply to own Karumonix, the Rat King #307, buy the Standard version for $1. The Showcase Foil at $4 offers a premium collectible experience, typically involving unique packaging or higher visual appeal, though scarcity isn't explicitly detailed here. Casual collectors should stick to the Standard for the lowest entry cost, while those seeking a display-worthy piece should pay the extra for the Showcase Foil.
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Price data verified against · 1
Item details
- Brand
- Magic
- Set
- Magic Phyrexia All Will Be One
- Game
- Magic
Karumonix, the Rat King [Showcase Foil] #307 (Magic Phyrexia All Will Be One) card value
An ungraded Karumonix, the Rat King [Showcase Foil] #307 from Magic Phyrexia All Will Be One averages around $4. A Grade 9 copy runs about null, and a PSA 10 gem-mint commands null.
What drives the price
Centering, corners, edges, and surface decide a card's grade — and the grade decides the price. The jump from raw to PSA 10 can be 5–20×, so condition is everything. Holos, first editions, and shadowless prints carry the biggest premiums.
Price guide
What this actually trades for — sold values by condition vs. what sellers are asking today
| Condition | Value | Based on |
|---|---|---|
| Ungraded | $4 | eBay sold comps |
Frequently asked questions
- What is the current resale value for this ungraded card?
- The current resale value for this Ungraded card is not specified, but its set is Magic Phyrexia All Will Be One.
- Is this card rare in the Magic Phyrexia All Will Be One set?
- The provided facts do not specify the rarity of Karumonix, the Rat King within the set.
- What game is this card from?
- This card is from the game Magic.
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