Kieran

Transformation Mask · #129/101 · Special Art Rare · 2024JPN

$27.66

Market price ▲ 3.7% (30d)

Prices as of Sep 26, 2026

1,963graded pop

43%gem rate

3.3×PSA 10 vs raw

-50%off ATH $55.71 · May 2024

+$1.23EV to grade — marginal

Market data

Price history

Holofoil▲ 1.2% 7d

Low $29.99Mid $37.88High $40.00

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Live listings

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Graded market

Graded values

PSA 10 report →updated 2026-09-25

Grade 6 est.$27.66

Grade 5 est.$23.30

Grade 4 est.$19.22

Grade 3 est.$16.02

Grade 2 est.$13.10

Grade 1 est.$11.07

Grades 1–6 are estimates modeled from the raw price — PSA/CGC/BGS 7–10 and Ungraded are live tracked market values.

PSA 10 price history$92.66

PSA 10 chart is building — graded values are tracked nightly, a new point appears each day.

Graded population census · updated 2026-09-17

PSA1,806 graded · 718 gem 10

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CGC157 graded · 125 gem 10

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Population data from PriceCharting, updated monthly.

How much is Kieran #129/101 worth?

A raw copy of Kieran #129/101 (Transformation Mask, 2024) is worth about $27.66 right now, based on the latest market data from September 27, 2026.

Grading changes the math on this one: a PSA 10 is valued around $92.66, roughly 3.3x the raw price, while a PSA 9 sits near $24.71. 1,806 copies have been graded to date, and 40% of them came back a 10 — worth knowing before you pay grading fees.

We update this valuation every night from live market data and verify it against real completed sales — see the chart above for how Kieran has moved over time.

Collecting Transformation Mask?Full master set guide — every card, chase list, and completion cost→