Cheapest priced copy (Avacyn Restored): $0.35 at Card Kingdom, near mint, their price list as of .
Malicious Intent 
Enchantment — Aura · Common · Avacyn Restored · #147
Enchant creature
Enchanted creature has "{T}: Target creature can't block this turn."
Legal inCommanderModernLegacyVintagePauper
Not legal inBrawlStandardPioneer
1 printing · $0.35 to $0.49 at Card Kingdom
| Set | Number | Rarity | Card Kingdom | Foil |
|---|---|---|---|---|
| Avacyn Restored | 147 | Common | $0.35 | $0.49 |
One ruling from Wizards of the Coast
- 1 May 2012Once a creature has been declared as a blocking creature, making it unable to block will have no effect.