Cheapest priced copy (Commander 2020): $0.49 at Card Kingdom, near mint, their price list as of .
Deathsprout 
Instant · Uncommon · War of the Spark · #189
Destroy target creature. 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 $3.99 at Card Kingdom
| Set | Number | Rarity | Card Kingdom | Foil |
|---|---|---|---|---|
| Commander 2020 | 208 | Uncommon | $0.49 | — |
| The List | WAR-189 | Uncommon | $0.69 | — |
| War of the Spark | 189 | Uncommon | $0.49 | $3.99 |
One ruling from Wizards of the Coast
- 3 May 2019If the target creature is an illegal target by the time Deathsprout tries to resolve, the spell doesn’t resolve. You don’t search for a land card. If the target is legal but not destroyed (most likely because it has indestructible), you do search.