Cheapest priced copy (Commander Legends): $0.35 at Card Kingdom, near mint, their price list as of .
Vow of Torment 
Enchantment — Aura · Uncommon · Game Night: Free-for-All · #65
Enchant creature
Enchanted creature gets +2/+2, has menace, and can't attack you or planeswalkers you control. (It can't be blocked except by two or more creatures.)
Legal inCommanderLegacyVintage
Not legal inBrawlStandardPioneerModernPauper
2 printings · $0.35 to $0.49 at Card Kingdom
| Set | Number | Rarity | Card Kingdom | Foil |
|---|---|---|---|---|
| Commander Legends | 159 | Uncommon | $0.35 | $0.49 |
| Game Night: Free-for-All | 65 | Uncommon | $0.35 | — |