XY - Steam Siege · 2016

Mega Gyarados Collection Box

Collection Box Sealed

Mega Gyarados Collection Box trades around $523.00 sealed as of July 24, 2026. Prices refresh daily from the live secondary market.

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I · Specifications

Product details

Set: XY - Steam Siege
Product type: Collection Box
Released: August 3, 2016
Sealed market: $523.00unopened

Pricing last updated July 23, 2026 · Refreshed daily from the live secondary market.

II · Reference

Common questions

How much is a sealed Mega Gyarados Collection Box worth?

A sealed, unopened Mega Gyarados Collection Box has a current market price of approximately $523.00. Prices are updated daily from publicly available secondary-market data.

When was XY - Steam Siege released?

XY - Steam Siege was released on August 3, 2016. Sealed products from the set appeared at retail around the same time.

III · From the Same Set

More sealed XY - Steam Siege

→ See all cards & sealed in XY - Steam Siege

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