Dialga-GX

Ultra Prism · #100/156 · Rare Holo GX · 2018

All 111 Dialga cards ranked by value →
$11.60
Market price ▼ 4.3% (30d)
Prices as of Nov 5, 2026
HP 180DragonBasicGXArt · 5ban Graphics
555graded pop
42%gem rate
18.6×PSA 10 vs raw
+$79.98EV to grade — worth it
Market data

Price history

Holofoil▲ 0.2% 7d
Low $8.99Mid $11.97

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Graded market

Graded values

PSA 10 report →updated 2026-11-05
Grade 6 est.$8.90
Grade 5 est.$7.50
Grade 4 est.$6.18
Grade 3 est.$5.15
Grade 2 est.$4.22
Grade 1 est.$3.56

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$216.23

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

Graded population census · updated 2026-09-17

PSA423 graded · 203 gem 10
CGC132 graded · 29 gem 10

Population data from PriceCharting, updated monthly.

Auction sale integrity

New

Graded sales for this card from public auctions, each checked for shill/relist patterns and prices that don’t match the market. How this works →

Clean price · CGC 9
$13.20
Low confidence — a single sale, not yet corroborated
Recent sale price by grade · tracked by cert number
CGC 9
$11.00
last $11.00 · Jul 13, 2026 · 1 sale
CGC 8.5
$9.00
last $9.00 · Aug 17, 2026 · 1 sale
CGC 8
$8.00
last $8.00 · Sep 21, 2026 · 1 sale
Unconfirmed
CGC 8 · 3 bids · Sep 21, 2026
$8.00
Unconfirmed
CGC 8.5 · 5 bids · Aug 17, 2026
$9.00
Unconfirmed
CGC 9 · 4 bids · Jul 13, 2026
$11.00
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More Dialga cards all 111 ranked by value →

Dialga-EX Phantom ForcesDialga-EXPhantom Forces · 2014$1,047.29Arceus & Dialga & Palkia-GX Cosmic EclipseArceus & Dialga & Palkia-GXCosmic Eclipse · 2019$582.34Dialga-EX Plasma BlastDialga-EXPlasma Blast · 2013$462.44Dialga Call of LegendsDialgaCall of Legends · 2011$325.98Dialga G LV.X PlatinumDialga G LV.XPlatinum · 2009$319.33Dialga LV.X Diamond and Pearl PromosDialga LV.XDiamond and Pearl Promos · 2007$275.45

Attacks

Overclock
Draw cards until you have 6 cards in your hand.
80Shred
This attack's damage isn't affected by any effects on your opponent's Active Pokémon.
150Timeless-GX
Take another turn after this one. (Skip the between-turns step.) (You can't use more than 1 GX attack in a game.)

How much is Dialga-GX #100/156 worth?

Dialga-GX #100/156 is a Rare Holo GX card from Ultra Prism (2018) — today it trades at roughly $11.60 ungraded.

Grading changes the math on this one: a PSA 10 is valued around $216.23, roughly 18.6x the raw price, while a PSA 9 sits near $45.00. 423 copies have been graded to date, and 48% 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 Ultra Prism?Full master set guide — every card, chase list, and completion cost→

Other printings of Dialga-GX 5

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Dialga-GX #138 Forbidden Light
Dialga-GX
Forbidden Light · #138/131
Dialga-GX #146 Ultra Prism
Dialga-GX
Ultra Prism · #146/156
Dialga-GX #164 Ultra Prism
Dialga-GX
Ultra Prism · #164/156