Shellos is card #46 of 191 in Surging Sparks (2024), a Common. At about $0.16 it is the #236 most valuable card in the set. In a Surging Sparks booster it turns up about once every 19 packs. It is one of 9 Shellos cards printed so far.
2007Secret Wonders
2008Majestic Dawn
2009Rising Rivals
2016Steam Siege
2017Crimson Invasion
2022Lost Origin
2024Surging Sparks

















See the full Surging Sparks card list
An ungraded Shellos from Surging Sparks sells for about $0.16. A PSA 10 is worth more, roughly $0.56 by our estimate, and a PSA 9 around $0.32.
It is a Common, and it shows up about once every 19 Surging Sparks packs.
Yes, as a digital simulator. Holobrook lets you open Surging Sparks 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.