Team Aqua's Sealeo is card #4 of 34 in Double Crisis (2015), a Common illustrated by Naoki Saito. At about $8.50 it is the #14 most valuable card in the set. In a Double Crisis booster it turns up about once every 2 packs. It is one of 14 Sealeo cards printed so far.
2004Team Magma vs Team Aqua
2006Legend Maker
2009Rising Rivals
2012Dragons Exalted
2014Flashfire
2015Double Crisis
2021Chilling Reign
2024Surging Sparks

















See the full Double Crisis card list
An ungraded Team Aqua's Sealeo from Double Crisis sells for about $8.50. A PSA 10 is worth more, roughly $42.50 by our estimate, and a PSA 9 around $19.55.
It is a Common, and it shows up about once every 2 Double Crisis packs.
Naoki Saito drew the art for this card.
Yes, as a digital simulator. Holobrook lets you open Double Crisis booster packs in your browser with the set's real pull rates and keep what you pull in a digital binder. No real cards, nothing to buy.