Acidic Dagger

Set: 
Color: 
Mana Cost: 
{4}
CMC: 
4
Power: 
Toughness: 
Loyalty: 
0
Ability: 
{4}, {T}: Whenever target creature deals combat damage to a non-Wall creature this turn, destroy that non-Wall creature. When the targeted creature leaves the battlefield this turn, sacrifice Acidic Dagger. Activate this ability only before blockers are declared.
Flavor Text: 
Type: 
Rarity: