Ranked by ungraded value · updated Nov 12, 2026

The Most Expensive Steam Siege Cards

The 116 cards of Steam Siege (2016), ranked by current ungraded value. The top three today are Gardevoir-EX 116/114 ($95.10), M Gardevoir-EX 112/114 ($50.00) and Volcanion-EX 115/114 ($39.99).

The full checklist, with every card’s price, is in the Steam Siege price guide. It is part of the XY era. Across every set, see the most valuable Pokémon cards.

Ranked: 50 English cards
Order: Ungraded value, high to low
Condition: Ungraded

The top 3

#1
Gardevoir-EX
Steam Siege · 116/114
$95.10
PSA 10 $2,120
#2
M Gardevoir-EX
Steam Siege · 112/114
$50.00
PSA 10 $696
#3
Volcanion-EX
Steam Siege · 115/114
$39.99
PSA 10 $1,195

The top 50, ungraded

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1
Gardevoir-EX
XYSteam Siege116/1142016Rare Secret
$95.10
Ungraded
PSA 10 $2,120
Moderate data
Gardevoir-EX turns toward you with a blue energy swirl trailing off one arm, while a dark red Yveltal spreads its wings behind her against a hazy pink sky and the faint gears of the set's steampunk backdrop. The gold border marks it as one of the Secret Rare cards that sit past the regular set list in Steam Siege, and Gardevoir's devoted fan base keeps steady demand on it.
2
M Gardevoir-EX
XYSteam Siege112/1142016Rare Ultra
$50.00
Ungraded
PSA 10 $696
Strong data
M Gardevoir-EX from Steam Siege shows Mega Gardevoir in a sweeping full-art pose, its flowing gown arcing across the card against a swirling purple backdrop slashed with hot pink energy bolts. Art by 5ban Graphics, it features the attack name in bold Japanese katakana lettering over the scene. Gardevoir's devoted fanbase and the textured Ultra Rare finish make this one of the set's more sought-after pulls.
3
Volcanion-EX
XYSteam Siege115/1142016Rare Secret
$39.99
Ungraded
PSA 10 $1,195
Strong data
Volcanion-EX charges forward in this full-art secret rare, its red armored body and steam-venting arm ring framed by white bursts of vapor, while Xerneas looms in the blue background beside a ruined machine. Art by Mitsuhiro Arita gives the scene a painted, cinematic feel. As a secret rare numbered past the set, it caps Steam Siege and draws fans of the Mythical Pokémon and its dual-type look.
4
Gardevoir-EX
XYSteam Siege111/1142016Rare Ultra
$27.30
Ungraded
PSA 10 $1,050
Strong data
Gardevoir-EX fills the frame in a sweeping full art pose, arm extended and gown flowing across the bottom of the card, outlined in bold yellow against a swirling magenta and violet backdrop with sparkling light trails. Art by Ryo Ueda, it captures the graceful, elegant look fans love about Gardevoir. As the Rare Ultra full art from Steam Siege, it remains a favorite for Fairy-type and Gardevoir collectors.
5
M Steelix-EX
XYSteam Siege109/1142016Rare Ultra
$26.50
Ungraded
PSA 10 $641
Moderate data
M Steelix-EX fills the frame with a gleaming gold Mega Steelix, its crested head and grinning jaw bursting toward you over a rocky canyon backdrop, crackling with blue energy and the bold Mega lettering. Art by 5ban Graphics gives it that glossy, sculpted CGI look of the era. As a full art Ultra Rare from Steam Siege, it appeals to Mega collectors and fans of Steelix alike.
6
M Gardevoir-EX
XYSteam Siege79/1142016Rare Holo EX
$23.60
Ungraded
PSA 10 $243
Moderate data
M Gardevoir-EX from Steam Siege shows Mega Gardevoir in its darker Shiny-style coloring, a blue head with red eyes and a black gown, sweeping forward as giant cracked Japanese katakana for its attack burst across the frame. The pink and red energy streaks give the 5ban Graphics render real motion. Gardevoir has a devoted following, and these attack-text Mega EX designs are a favorite late XY look.
7
Steelix-EX
XYSteam Siege108/1142016Rare Ultra
$19.90
Ungraded
PSA 10 $1,260
Moderate data
Steelix-EX fills this full art card with its massive steel head lunging forward, red eye glaring, its segmented body coiling down through a dark blue field of floating boulders. The rendered metal sheen and bold yellow outlines, art by Ryo Ueda, give it real weight. Full art Ultra Rares from Steam Siege are a staple chase for XY collectors, and Steelix fans rarely get a treatment this big.
8
Professor Sycamore
XYSteam Siege114/1142016Rare Ultra
$14.80
Ungraded
PSA 10 $160
Strong data
Professor Sycamore gets a full art Supporter treatment here, illustrated by Yusuke Ohmura, showing the Kalos professor in a panic as research papers spill from his arms while a grinning Chespin clings to his flapping lab coat. The orange Poké Ball pattern behind them gives it a playful, comic feel. Collectors chase it for the humor, the Chespin cameo, and its spot closing out Steam Siege as an Ultra Rare.
9
M Steelix-EX
XYSteam Siege68/1142016Rare Holo EX
$10.71
Ungraded
PSA 10 $249
Strong data
M Steelix-EX fills the frame with Mega Steelix's golden, crystal-studded head lunging forward, its jaw set and eye narrowed, while blue energy streaks and shattered rock fly around it. Bold katakana lettering for its attack splashes across the front in red and orange, a signature touch of the Mega cards from Steam Siege. Art by 5ban Graphics, it appeals to fans of the steel serpent and XY-era Mega EX collectors.
10
Volcanion-EX
XYSteam Siege107/1142016Rare Ultra
$9.77
Ungraded
PSA 10 $740
Strong data
This full art Volcanion-EX fills the frame with the Mythical Pokémon's bulky crimson body, its head low and turned toward you while the arm cannons loom overhead. Art by 5ban Graphics splits the background between churning blue water and roaring flame, matching its steam theme. As the Ultra Rare headliner of Steam Siege, it draws fans of the XY era's glossy full art style and of Volcanion itself.
11
Magearna-EX
XYSteam Siege110/1142016Rare Ultra
$9.55
Ungraded
PSA 10 $758
Strong data
12
Xerneas BREAK
XYSteam Siege82/1142016Rare BREAK
$8.27
Ungraded
PSA 10 $138
Strong data
13
Yveltal BREAK
XYSteam Siege66/1142016Rare BREAK
$7.62
Ungraded
PSA 10 $290
Strong data
14
Pokémon Ranger
XYSteam Siege113/1142016Rare Ultra
$6.53
Ungraded
PSA 10 $85.00
Strong data
15
Hydreigon BREAK
XYSteam Siege87/1142016Rare BREAK
$6.49
Ungraded
PSA 10 $512
Strong data
16
Gardevoir-EX
XYSteam Siege78/1142016Rare Holo EX
$5.78
Ungraded
PSA 10 $152
Strong data
17
Talonflame BREAK
XYSteam Siege21/1142016Rare BREAK
$4.23
Ungraded
PSA 10 $420
Strong data
18
Volcanion-EX
XYSteam Siege26/1142016Rare Holo EX
$3.77
Ungraded
PSA 10 $125
Moderate data
19
Clawitzer BREAK
XYSteam Siege35/1142016Rare BREAK
$3.64
Ungraded
PSA 10 $150
Strong data
20
Pyroar BREAK
XYSteam Siege24/1142016Rare BREAK
$3.36
Ungraded
PSA 10 $510
Strong data
21
Steelix-EX
XYSteam Siege67/1142016Rare Holo EX
$2.94
Ungraded
PSA 10 $199
Strong data
22
Yanmega BREAK
XYSteam Siege8/1142016Rare BREAK
$2.91
Ungraded
PSA 10 $223
Strong data
23
Chandelure
XYSteam Siege50/1142016Rare Holo
$2.19
Ungraded
PSA 10 $84.44
Strong data
24
Azumarill
XYSteam Siege77/1142016Uncommon
$1.51
Ungraded
PSA 10 $125
Strong data
25
Magearna-EX
XYSteam Siege75/1142016Rare Holo EX
$1.49
Ungraded
PSA 10 $105
Strong data
26
Volcanion
XYSteam Siege25/1142016Rare
$1.48
Ungraded
Strong data
27
Ampharos
XYSteam Siege40/1142016Rare Holo
$1.42
Ungraded
Strong data
28
Infernape
XYSteam Siege20/1142016Rare Holo
$1.35
Ungraded
PSA 10 $137
Strong data
29
Bisharp
XYSteam Siege64/1142016Rare Holo
$1.08
Ungraded
Strong data
30
Xerneas
XYSteam Siege81/1142016Rare Holo
$0.92
Ungraded
Strong data
31
Volcarona
XYSteam Siege15/1142016Rare
$0.88
Ungraded
Strong data
32
Nidoking
XYSteam Siege45/1142016Rare
$0.77
Ungraded
PSA 10 $70.00
Strong data
33
Shiftry
XYSteam Siege11/1142016Rare Holo
$0.71
Ungraded
Limited data
34
Yveltal
XYSteam Siege65/1142016Rare Holo
$0.65
Ungraded
Limited data
35
Gastrodon
XYSteam Siege29/1142016Rare
$0.62
Ungraded
PSA 10 $36.55
Strong data
36
Avalugg
XYSteam Siege37/1142016Rare
$0.58
Ungraded
PSA 10 $36.08
Strong data
37
Bastiodon
XYSteam Siege70/1142016Rare
$0.53
Ungraded
Limited data
38
Hoopa
XYSteam Siege51/1142016Rare
$0.47
Ungraded
Limited data
39
Galvantula
XYSteam Siege42/1142016Rare
$0.45
Ungraded
PSA 10 $43.15
Limited data
40
Foongus
XYSteam Siege12/1142016Common
$0.43
Ungraded
PSA 10 $34.77
Limited data
41
Armaldo
XYSteam Siege57/1142016Rare
$0.43
Ungraded
PSA 10 $15.50
Limited data
42
Marill
XYSteam Siege76/1142016Common
$0.43
Ungraded
PSA 10 $39.57
Limited data
43
Talonflame
XYSteam Siege96/1142016Rare
$0.42
Ungraded
PSA 10 $35.26
Limited data
44
Hydreigon
XYSteam Siege86/1142016Rare Holo
$0.41
Ungraded
Limited data
45
Special Charge
XYSteam Siege105/1142016Uncommon
$0.40
Ungraded
PSA 10 $19.50
Limited data
46
Samurott
XYSteam Siege32/1142016Rare
$0.39
Ungraded
PSA 10 $47.09
Limited data
47
Weavile
XYSteam Siege61/1142016Rare
$0.39
Ungraded
PSA 10 $33.38
Limited data
48
Jumpluff
XYSteam Siege5/1142016Rare
$0.38
Ungraded
PSA 10 $33.51
Limited data
49
Cobalion
XYSteam Siege74/1142016Rare
$0.37
Ungraded
PSA 10 $34.59
Limited data
50
Pyroar
XYSteam Siege23/1142016Rare
$0.34
Ungraded
PSA 10 $29.99
Limited data

Graded

Ungraded, PSA 9 and PSA 10: the top 5

Gardevoir-EX, Steam Siege 116/114

Ungraded
$95.10
PSA 9
$277
2.9x the ungraded price
PSA 10
$2,120
22.3x the ungraded price

Ungraded, PSA 9 and PSA 10 values of the top 5 cards, with the PSA 10 multiple of the ungraded price
Card	Ungraded	PSA 9	PSA 10	PSA 10 ÷ ungraded
Gardevoir-EX 116/114	$95.10	$277	$2,120	22.3x
M Gardevoir-EX 112/114	$50.00	$130	$696	13.9x
Volcanion-EX 115/114	$39.99	$130	$1,195	29.9x
Gardevoir-EX 111/114	$27.30	$60.00	$1,050	38.5x
M Steelix-EX 109/114	$26.50	$64.50	$641	24.2x

Graded values are read from sales of slabbed copies. When grading pays.

Common questions

What is the most expensive Steam Siege card?

Gardevoir-EX 116/114, at $95.10 ungraded and $2,120 as a PSA 10.

How many Steam Siege cards are worth over $100?

Of the 116 Steam Siege cards with a price, 0 are worth $100 or more ungraded. The rest sell for less, most of them for a few dollars.

What makes a Steam Siege card valuable?

Scarcity, condition and demand for the character. 6 of the top 10 here are Rare Ultra cards. Condition is the other lever: Gardevoir-EX 116/114 is worth $95.10 ungraded and $2,120 as a PSA 10, 22.3 times more.

How often are these prices updated?

Every day. The prices on this page were last read Nov 12, 2026, from recorded sales of each card.

How this list is ranked

Cards are ordered by their current ungraded value. A PSA 10 copy of a card can be worth many times more, which is why graded values are shown but kept out of the order. Only English-language cards are included. How we price cards