
| Version | TCGplayer · $ | Cardmarket · € |
|---|---|---|
| Normal | $0.31$0.10 – $16.96 | 0,07 €From 0,02 € |
| Reverse Holofoil | $2.49$1.06 – $26.52 | 0,72 €From 0,30 € |
TCGplayer updated yesterday 23:30Cardmarket updated Oct 10, 11:52

It swims backwards by opening and closing its two shells. Its large tongue is always kept hanging out.
Illustrated by Ken Sugimori
Recorded prices · Jul 20, 2026 – Oct 17, 2026
Ranges reflect available daily market estimates, not individual sales. Missing days are not filled in. Data & methodology
Add Secret Wonders to a binder to track Shellder and the rest of the set. Choose the card printings you want when you create it.
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