Cheapest priced copy (Eternal Masters): $0.35 at Card Kingdom, near mint, their price list as of .
Thunderclap Wyvern 
Creature — Drake · 2/3 · Uncommon · Eternal Masters · #208
Flash (You may cast this spell any time you could cast an instant.)
Flying
Other creatures you control with flying get +1/+1.
Legal inCommanderPioneerModernLegacyVintage
Not legal inBrawlStandardPauper
4 printings · $0.35 to $0.79 at Card Kingdom
| Set | Number | Rarity | Card Kingdom | Foil |
|---|---|---|---|---|
| Eternal Masters | 208 | Uncommon | $0.35 | $0.49 |
| Kaldheim Commander | 94 | Uncommon | $0.35 | — |
| Magic Origins | 218 | Uncommon | $0.35 | $0.79 |
| Starter Commander Decks | 251 | Uncommon | $0.35 | — |