Cheapest priced copy (Tarkir: Dragonstorm Commander Tokens): $0.39 at Card Kingdom, near mint, their price list as of .
Timeless Witness 
Creature — Human Shaman · 2/1 · Common · Tarkir: Dragonstorm Commander Tokens · #11
When this creature enters, return target card from your graveyard to your hand.
Eternalize {5}{G}{G} ({5}{G}{G}, Exile this card from your graveyard: Create a token that's a copy of it, except it's a 4/4 black Zombie Human Shaman with no mana cost. Eternalize only as a sorcery.)
Legal inCommanderModernLegacyVintage
Not legal inBrawlStandardPioneerPauper
5 printings · $0.39 to $2.99 at Card Kingdom
| Set | Number | Rarity | Card Kingdom | Foil |
|---|---|---|---|---|
| Modern Horizons 2 | 179 | Uncommon | $0.79 | $1.49 |
| Modern Horizons 2 | 358 | Uncommon | $0.79 | $1.99 |
| Tarkir: Dragonstorm Commander | 274 | Uncommon | $0.99 | — |
| Modern Horizons 2 Tokens | 5 | Common | $0.59 | $2.99 |
| Tarkir: Dragonstorm Commander Tokens | 11 | Common | $0.39 | $0.39 |