Seel is card #97 of 123 in Mysterious Treasures (2007), a Common illustrated by Ken Sugimori. At about $1.46 it is the #115 most valuable card in the set. In a Mysterious Treasures booster it turns up about once every 9 packs. It is one of 20 Seel cards printed so far.
1999Base Set
2002Legendary Collection
2004FireRed & LeafGreen
2007Mysterious Treasures
2009Supreme Victors
2019Unbroken Bonds
2023Crown Zenith
2026Perfect Order

















See the full Mysterious Treasures card list
An ungraded Seel from Mysterious Treasures sells for about $1.46. A PSA 10 is worth more, roughly $11.68 by our estimate, and a PSA 9 around $4.09.
It is a Common, and it shows up about once every 9 Mysterious Treasures packs.
Ken Sugimori drew the art for this card.
Yes, as a digital simulator. Holobrook lets you open Mysterious Treasures 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.