Cheapest priced copy (Tarkir: Dragonstorm): $0.35 at Card Kingdom, near mint, their price list as of .
Rainveil Rejuvenator 
Creature — Elephant Druid · 2/4 · Uncommon · Tarkir: Dragonstorm · #152
When this creature enters, you may mill three cards. (You may put the top three cards of your library into your graveyard.)
{T}: Add an amount of {G} equal to this creature's power.
Legal inCommanderBrawlStandardPioneerModernLegacyVintage
Not legal inPauper
1 printing · $0.35 to $0.49 at Card Kingdom
| Set | Number | Rarity | Card Kingdom | Foil |
|---|---|---|---|---|
| Tarkir: Dragonstorm | 152 | Uncommon | $0.35 | $0.49 |