NeoCardAlphaMTG Market Watch
Karumonix, the Rat King representative regular printing

Card market overview

Karumonix, the Rat King

Legendary Creature — Phyrexian Rat

{1}{B}{B} · Representative printing: ONE #98

Card-level market reference

Market at a glance

Pricing ConfidenceModerate ConfidenceMarketplaces disagree
Representative NeoPrice$1.677-day moveRoughly flatTracked copies382Sellers107

Market trustSource agreement: Marketplaces do not agree · Updated Sep 29, 2026

Representative printing · Representative · Foil and nonfoil · separate price fields

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Market read

What changed

Tracked paper printings currently show NeoPrice from $0.56 to $14.63. A tracked printing's NeoPrice was roughly flat over the last seven days.

What to verify: exact printing and collector number current marketplace listing

Versions

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Prices, supply, and confidence can differ substantially by exact version.

6 printings

Market history

Representative-print history

ONE #98 · Representative regular printing

History tracks the representative print and may combine available finishes.

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Advanced market dataOpen

Detailed metrics

Liquidity
Deep
Score 85.0
Spread
3896% spread
Stable
Market sensitivity
Low Sensitivity (16/100)
How easily this print market could move
Inventory trend
0.0%
24h 0.0% | 7d -5.4%
NeoScore
46
D Tier
Organic demand
46
Weak organic demand
Card rules & legalityOpen

Toxic 1 (Players dealt combat damage by this creature also get a poison counter.) Other Rats you control have toxic 1. When Karumonix enters, look at the top five cards of your library. You may reveal any number of Rat cards from among them and put the revealed cards into your hand. Put the rest on the bottom of your library in a random order.

Mana cost
{1}{B}{B}
Color identity
B
Reserved List
No
Released
Feb 10, 2023
Legal formats
Tlr, Duel, Brawl, Penny, Legacy, Modern, Pioneer, Vintage, Historic, Timeless, Commander, Gladiator, Oathbreaker
Sources, methodology, and disclosureOpen

NeoPrice and Pricing Confidence use the existing NeoCardAlpha methodology. CardTrader is the inventory source, TCGplayer is the primary pricing source, and Card Kingdom is validation-only.

TCGplayerCardTraderCard KingdomCard overviewSet page

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Card Kingdom retail validation is visible when a matching product is available, but it remains a validation source.