Cheapest priced copy (Foundations): $0.35 at Card Kingdom, near mint, their price list as of .
Twinblade Blessing 
Enchantment — Aura · Uncommon · Foundations · #26
Flash (You may cast this spell any time you could cast an instant.)
Enchant creature
Enchanted creature has double strike. (It deals both first-strike and regular combat damage.)
Legal inCommanderBrawlStandardPioneerModernLegacyVintage
Not legal inPauper
1 printing · $0.35 to $0.79 at Card Kingdom
| Set | Number | Rarity | Card Kingdom | Foil |
|---|---|---|---|---|
| Foundations | 26 | Uncommon | $0.35 | $0.79 |