Iron Boulder

Stellar Crown · #71/142 · Rare · 2024

All 20 Iron Boulder cards ranked by value →
$0.20
Market price 17.6% (30d)
Prices as of Aug 22, 2026
HP 140PsychicBasicFuture
89graded pop
44%gem rate
152.8×PSA 10 vs raw
-59%off ATH $0.39 · Jul 2026
$3.36EV to grade — don't
Market data

Printings & price history

Holofoil 0.0% 7d$0.20
Mid $0.20

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Graded market

Graded values

PSA 10 report →updated 2026-08-21
Grade 6 est.$0.15
Grade 5 est.$0.13
Grade 4 est.$0.11
Grade 3 est.$0.09
Grade 2 est.$0.07
Grade 1 est.$0.06

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$39.74

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

Graded population census · updated 2026-08-03

PSA40 graded · 11 gem 10
CGC23 graded · 17 gem 10

Population data from PriceCharting, updated monthly.

More Iron Boulder cards all 20 ranked by value →

Attacks

170Adjusted Horn
If you don't have the same number of cards in your hand as your opponent, this attack does nothing.

How much is Iron Boulder #71/142 worth?

As of August 22, 2026, Iron Boulder #71/142 from Stellar Crown sells for around $0.20 in raw, ungraded condition. Across the 3 printings we track, copies run anywhere from $0.01 to $19.98 depending on the version you're holding.

Grading changes the math on this one: a PSA 10 is valued around $39.74, roughly 198.7x the raw price, while a PSA 9 sits near $7.99. 40 copies have been graded to date, and 28% of them came back a 10 — worth knowing before you pay grading fees.

These figures come from nightly market-data syncs verified against completed sales. Use the chart above to see the trend before you buy or sell.

Collecting Stellar Crown?Full master set guide — every card, chase list, and completion cost