Iron Boulder
Terastal Fest ex · #77/187 · Common · 2024JPN
All 20 Iron Boulder cards ranked by value →Printings & price history
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Graded values
Grades 1–6 are estimates modeled from the raw price — PSA/CGC/BGS 7–10 and Ungraded are live tracked market values.
PSA 10 chart is building — graded values are tracked nightly, a new point appears each day.
Graded population census · updated 2026-09-18
Population data from PriceCharting, updated monthly.
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Iron BoulderStart Deck 100 Battle Collection · 2025How much is Iron Boulder #77/187 worth?
Right now (September 29, 2026) the going rate for an ungraded Iron Boulder #77/187 from Terastal Fest ex is about $3.25. Across the 2 printings we track, copies run anywhere from $2.49 to $11.00 depending on the version you're holding.
Grading changes the math on this one: a PSA 10 is valued around $18.28, roughly 5.6x the raw price, while a PSA 9 sits near $15.69. 148 copies have been graded to date, and 80% of them came back a 10 — worth knowing before you pay grading fees.
Prices on this page refresh nightly from live TCGplayer market data and are cross-checked against actual sold prices, so a single inflated listing never becomes "the price". The chart above has the full history.
