Horsea is card #84 of 147 in Aquapolis (2003), a Common illustrated by Hisao Nakamura. At about $49.99 it is the #111 most valuable card in the set. In an Aquapolis booster it turns up about once every 9 packs. It is one of 28 Horsea cards printed so far.
1999Fossil
2003Aquapolis
2006Holon Phantoms
2010HS鈥擴nleashed
2015Primal Clash
2018Dragon Majesty
2022Lost Origin
2024Shrouded Fable

















See the full Aquapolis card list
An ungraded Horsea from Aquapolis sells for about $49.99. A PSA 10 is worth more, roughly $650 by our estimate, and a PSA 9 around $200.
It is a Common, and it shows up about once every 9 Aquapolis packs.
Hisao Nakamura drew the art for this card.
Yes, as a digital simulator. Holobrook lets you open Aquapolis 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.