Cheapest priced copy (Magic Origins): $0.35 at Card Kingdom, near mint, their price list as of .
Blood-Cursed Knight 
Creature — Vampire Knight · 3/2 · Uncommon · Magic Origins · #211
As long as you control an enchantment, this creature gets +1/+1 and has lifelink. (Damage dealt by this creature also causes you to gain that much life.)
Legal inCommanderPioneerModernLegacyVintage
Not legal inBrawlStandardPauper
1 printing · $0.35 to $0.49 at Card Kingdom
| Set | Number | Rarity | Card Kingdom | Foil |
|---|---|---|---|---|
| Magic Origins | 211 | Uncommon | $0.35 | $0.49 |
One ruling from Wizards of the Coast
- 22 June 2015If you cast an Aura spell targeting a creature controlled by an opponent, you still control that Aura. It will count for Blood-Cursed Knight’s ability.