Cheapest priced copy (Crimson Vow Commander): $0.59 at Card Kingdom, near mint, their price list as of .
Breath of the Sleepless 
Enchantment · Rare · Crimson Vow Commander · #49
You may cast Spirit spells as though they had flash.
Whenever you cast a creature spell during an opponent's turn, tap up to one target creature.
Legal inCommanderLegacyVintage
Not legal inBrawlStandardPioneerModernPauper
2 printings · $0.59 to $0.69 at Card Kingdom
| Set | Number | Rarity | Card Kingdom | Foil |
|---|---|---|---|---|
| Crimson Vow Commander | 11 | Rare | $0.59 | — |
| Crimson Vow Commander | 49 | Rare | $0.69 | — |