Doctor WhoWHO · #139 · 2023 · Nonfoil and foilOpen exact printing $0.20ConfidenceOutlier RiskView set
Card market overview
Kate Stewart
Legendary Creature — Human Scientist
Display art: WHO #744. Market reference: WHO #139.
Representative version has price needs version review. Compare other printings before relying on this price.
Card-level market reference
Market at a glance
Pricing ConfidenceOutlier RiskMarketplaces disagree
Representative NeoPrice$0.207-day moveRoughly flatTracked copies1,232Sellers144
Market trustSource agreement: Marketplaces do not agree · Updated Sep 28, 2026
Representative printing · Representative · Foil and nonfoil · separate price fields
Market read
What changed
Tracked paper printings currently show NeoPrice from $0.20 to $0.52. 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
Compare printings
Prices, supply, and confidence can differ substantially by exact version.
Doctor WhoWHO · #139 · 2023 · Nonfoil and foilOpen exact printing $0.20ConfidenceOutlier RiskView set
Doctor WhoWHO · #744 · 2023 · FoilOpen exact printing $0.45ConfidenceModerate ConfidencePremium treatmentView set
Doctor WhoWHO · #422 · 2023 · Nonfoil and foilOpen exact printing $0.33ConfidenceOutlier RiskView set
Doctor WhoWHO · #1013 · 2023 · FoilOpen exact printing $0.52ConfidenceOutlier RiskPremium treatmentView setMarket history
Representative-print history
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
- 3368% spread Stable
- Market sensitivity
- Moderate Sensitivity (34/100) How easily this print market could move
- Inventory trend
- -0.2% 24h -0.2% | 7d -1.8%
- NeoScore
- 47 D Tier
- Organic demand
- 49 Weak organic demand
Card rules & legalityOpen
Whenever you put one or more time counters on a permanent you control, create a 1/1 white Soldier creature token. Whenever Kate Stewart attacks, you may pay {8}. If you do, attacking creatures get +X/+X until end of turn, where X is the number of time counters among permanents you control.
- Mana cost
- {1}{U}{R}{W}
- Color identity
- R, U, W
- Reserved List
- No
- Released
- Oct 13, 2023
- Legal formats
- Duel, Legacy, Vintage, Commander, 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.
NeoCardAlpha may earn a commission from certain marketplace links.
Card Kingdom retail validation is visible when a matching product is available, but it remains a validation source.