Pokémon · XY - Steam Siege
Mega Gyarados Collection Box
Mega Gyarados Collection Box (XY - Steam Siege) has a market price of US$644.46 as of Nov 9, 2026.
Price guide
The market price on TCGplayer, in US dollars: a guide, not an offer.
Market price
As of Nov 9, 2026 · The market price is TCGplayer’s, in US dollars. It is a guide, not an offer.
Market price history
Price history starts Oct 15, 2026. A chart appears after two weeks.
Card details
Card text
The Pokemon TCG: Mega Gyarados Collection Box includes: • 1 Mega Gyarados EX Foil Promo Card • 1 Special Sculpted Figure of Mega Gyarados • 4 Pokemon TCG Booster Packs • 1 Pokemon TCG Online code card
About this product
Mega Gyarados Collection Box is a sealed product from XY - Steam Siege, a Pokémon set released Aug 3, 2016. Reference market price on Nov 9, 2026: US$644.46. Source: TCGplayer market data via tcgcsv.com, updated daily. A reference price is not an offer.
![Legendary Battle Decks [Moltres], XY - Steam Siege](/img/s/177156)
![Legendary Battle Decks [Set of 3], XY - Steam Siege](/img/s/200569)
![Legendary Battle Decks [Zapdos], XY - Steam Siege](/img/s/177157)
![Steam Siege 3 Pack Blister [Azelf], XY - Steam Siege](/img/s/120704)
![Steam Siege 3 Pack Blister [Rayquaza], XY - Steam Siege](/img/s/120705)
