Updated Oct 1, 2026Track this set- Cards priced
- 116 / 116
- Median card
- $0.63£0.47€0.55
- 7 day change
- 0.0%
What collecting it costs
- Numbered set114 cards
- $286.67£215.76€252.46
- Full set116 cards, with secret rares
- $431.56£324.81€380.06
- Master set209 printings
- $512.13£385.45€451.02
- Grand master set240 printings, adds 14 promos and 17 other versions, 1 unpriced
- $1,221.46£919.33€1,075.70
Current card prices from completed TCGplayer sales. Select a card for its condition and graded prices.
Most valuable Gardevoir EX (Secret)$107.87£42.60€95.50
Other versions of these cards
17 more versions of XY - Steam Siege cards that TCGplayer lists under another set: Cosmos Holo copies from collection boxes and blisters, theme deck copies, and the Prize Pack, league and staff stamps.
Pokemon Ranger (Regional Championships) [Staff]League & Championship Cards · 104/114–$59.96£45.13€52.802
Volcarona (Pokemon League) [1st Place]League & Championship Cards · 015/114-1.5%$55.91£42.08€49.243
Volcarona (Pokemon League) [2nd Place]League & Championship Cards · 015/114+9.7%$34.23£25.76€30.154
Ninja Boy (League Cup) [Staff]League & Championship Cards · 103/114–$29.98£22.56€26.405
Volcarona (Pokemon League) [4th Place]League & Championship Cards · 015/114-3.2%$23.34£17.57€20.556
Volcarona (Pokemon League) [3rd Place]League & Championship Cards · 015/114+5.0%$20.72£15.59€18.257
Pokemon Ranger (Regional Championships)League & Championship Cards · 104/114-1.8%$5.02£3.78€4.428
Xerneas (Pokemon League)League & Championship Cards · 081/114-2.9%$3.33£2.51€2.939
Yveltal (Pokemon League)League & Championship Cards · 065/114+6.1%$2.62£1.97€2.3110
Ninja Boy (League Cup)League & Championship Cards · 103/114+18.5%$2.11£1.59€1.8611
Bisharp (Cosmos Holo)Miscellaneous Cards & Products · 064/114+2.8%$1.48£1.11€1.3012
Shiftry (Cosmos Holo)Miscellaneous Cards & Products · 011/114-5.0%$1.13£0.85€113
Volcanion (Cracked Ice Holo)Deck Exclusives · 025/114-1.0%$0.95£0.72€0.8414
Volcanion (Pokemon League)League & Championship Cards · 025/114+4.5%$0.92£0.69€0.8115
Hoopa (XY Steam Siege)Deck Exclusives · 051/114–$0.89£0.67€0.7816
Ampharos (XY Steam Siege)Deck Exclusives · 040/114-2.2%$0.88£0.66€0.7717
Klinklang (XY Steam Siege)Deck Exclusives · 073/114–$0.37£0.28€0.33Over three years, the median XY - Steam Siege card moved -43.0%, with 26.7% of 116 tracked cards rising. Compare set trends.
What XY - Steam Siege is worth today
The set carries $478£360€421 of tracked value across 116 priced cards, and Gardevoir EX (Secret) accounts for 22.5% of it on its own. That concentration is the normal shape of a Pokemon set: a handful of chase cards hold almost all the money, 2 of them secret or illustration rares, and the median card sits at $0.63£0.47€0.55.
If you are pulling this set, the cards worth sleeving are the ones at the top of the list. Everything below the top twenty trades for less than the cost of shipping it, so bulk it and move on.