Sealeo is card #51 of 236 in Cosmic Eclipse (2019), a Uncommon illustrated by miki kudo. At about $0.58 it is the #191 most valuable card in the set. In a Cosmic Eclipse booster it turns up about once every 20 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
2019Cosmic Eclipse
2021Chilling Reign

















See the full Cosmic Eclipse card list
An ungraded Sealeo from Cosmic Eclipse sells for about $0.58. A PSA 10 is worth more, roughly $2.90 by our estimate, and a PSA 9 around $1.33.
It is a Uncommon, and it shows up about once every 20 Cosmic Eclipse packs.
miki kudo drew the art for this card.
Yes, as a digital simulator. Holobrook lets you open Cosmic Eclipse 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.