Iron Boulder (Mirror Foil) 077/187 Japanese

SV8a: Terastal Fest ex • Common • Holofoil

All 10 printings from $0.13 →

Sold $0.46 (Oct 11)

1 NM sale this week · 4 in 30 days

TCGplayer market $0.35as of Oct 12, 2026↑ $0.00 (+0.0%) this week

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Sales & Velocity

As of 2026-10-12

Thin market: fewer than 5 sales in the last 7 days

Sold (7d / 30d)

1 / 4

NM sold between (7d)

$0.46–$0.46

Cheapest listing

$0.25

Units sold per day, Aug 13–Oct 11 (Near Mint)

Units sold per day, Near Mint
Date	Units sold	Sold between
Aug 13	1	$0.25–$0.25
Aug 14	1	$0.25–$0.25
Aug 20	1	$0.36–$0.36
Aug 23	1	$0.50–$0.50
Sep 19	1	$0.31–$0.31
Sep 30	1	$0.36–$0.36
Oct 2	1	$0.30–$0.30
Oct 11	1	$0.46–$0.46

Condition	Sold 7d	Sold 30d
Lightly Played	0	0
Near Mint	1	4

Sales data: TCGplayer

Quick answers

How much is Iron Boulder (Mirror Foil) 077/187 Japanese worth?

As of October 12, 2026, Iron Boulder (Mirror Foil) 077/187 Japanese from SV8a: Terastal Fest ex has a TCGplayer market price of $0.35. 1 Near Mint copy sold on TCGplayer this week at $0.46.

Is Iron Boulder (Mirror Foil) 077/187 Japanese going up or down in price?

Its TCGplayer market price is flat over the past 30 days and flat over the past week, as of October 12, 2026.

Price Snapshot

Market

$0.35

Low

$0.25

Mid

$0.49

High

$3.00

7-Day:$0.00 (+0.0%)

30-Day:$0.00 (+0.0%)

Percent of Market

Buying? See what a price is as a share of market. Selling? Start at market and read down to a buylist offer or up to an asking price.

% of Market price	Price	Usually means
50%	$0.18	Cash buylist, low end
60%	$0.21	Cash buylist, typical
70%	$0.25	Buylist top end, store credit
80%	$0.28	Bulk lot or quick sale
90%	$0.32	Quick sale, just under market
100%	$0.35	Market price
110%	$0.39	Asking price, room to negotiate
120%	$0.42	Asking price, room to negotiate
150%	$0.53	Presale and hype pricing

Your price (USD)

$

Type what you are being asked to pay, or what you plan to list at.

Market price is the TCGplayer market price. TCGplayer Low is the lowest listed near-mint price at the last snapshot. Definitions

Card text

Basic Pokémon · 140 HP · Psychic

PCAdjusted Horn170
If you don't have the same number of cards in your hand as your opponent, this attack does nothing.

Weakness [Darkness] x2 · Resistance [Fighting] -30 · Retreat 3

Where to Buy

TCGPlayerRaw$0.35Raw copies, condition graded by the marketplace

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