Cheapest priced copy (Core Set 2021): $0.49 at Card Kingdom, near mint, their price list as of .
Teferi's Wavecaster 
Creature — Merfolk Wizard · 3/3 · Rare · Core Set 2021 · #327
Flash
When this creature enters, you may search your library and/or graveyard for a card named Teferi, Timeless Voyager, reveal it, and put it into your hand. If you search your library this way, shuffle.
Legal inCommanderPioneerModernLegacyVintage
Not legal inBrawlStandardPauper
1 printing · $0.49 at Card Kingdom
| Set | Number | Rarity | Card Kingdom | Foil |
|---|---|---|---|---|
| Core Set 2021 | 327 | Rare | $0.49 | — |