Horsea δ is card #31 of 101 in Dragon Frontiers (2006), a Uncommon illustrated by Tomokazu Komiya. At about $43.31 it is the #33 most valuable card in the set. In a Dragon Frontiers booster it turns up about once every 13 packs. It is one of 28 Horsea cards printed so far.
1999Fossil
2003Aquapolis
2006Holon Phantoms
2010HS—Unleashed
2015Primal Clash
2018Dragon Majesty
2022Lost Origin
2024Shrouded Fable

















See the full Dragon Frontiers card list
An ungraded Horsea δ from Dragon Frontiers sells for about $43.31. A PSA 10 is worth more, roughly $563 by our estimate, and a PSA 9 around $173.
It is a Uncommon, and it shows up about once every 13 Dragon Frontiers packs.
Tomokazu Komiya drew the art for this card.
Yes, as a digital simulator. Holobrook lets you open Dragon Frontiers 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.