Cheapest priced copy (Game Night 2019): $0.49 at Card Kingdom, near mint, their price list as of .
Thunderherd Migration 
Sorcery · Uncommon · The Lost Caverns of Ixalan Commander · #259
As an additional cost to cast this spell, reveal a Dinosaur card from your hand or pay {1}.
Search your library for a basic land card, put it onto the battlefield tapped, then shuffle.
Legal inCommanderPioneerModernLegacyVintage
Not legal inBrawlStandardPauper
3 printings · $0.49 to $1.49 at Card Kingdom
| Set | Number | Rarity | Card Kingdom | Foil |
|---|---|---|---|---|
| Game Night 2019 | 52 | Uncommon | $0.49 | — |
| The Lost Caverns of Ixalan Commander | 259 | Uncommon | $0.49 | — |
| Rivals of Ixalan | 149 | Uncommon | $0.49 | $1.49 |
One ruling from Wizards of the Coast
- 19 January 2018If an effect refers to a "[subtype] spell" or "[subtype] card," it refers only to a spell or card that has that subtype. For example, March of the Drowned is a card that benefits Pirates and features Pirates in its illustration, but it isn't a Pirate card.