Cheapest priced copy (Tarkir: Dragonstorm Commander): $9.99 at Card Kingdom, near mint, their price list as of .
Betor, Ancestor's Voice 
Legendary Creature — Spirit Dragon · 3/5 · Mythic · Tarkir: Dragonstorm Commander · #1
Flying, lifelink
At the beginning of your end step, put a number of +1/+1 counters on up to one other target creature you control equal to the amount of life you gained this turn. Return up to one target creature card with mana value less than or equal to the amount of life you lost this turn from your graveyard to the battlefield.
Legal inCommanderLegacyVintage
Not legal inBrawlStandardPioneerModernPauper
1 printing · $0.99 to $9.99 at Card Kingdom
| Set | Number | Rarity | Card Kingdom | Foil |
|---|---|---|---|---|
| Tarkir: Dragonstorm Commander | 1 | Mythic | $9.99 | $0.99 |