Creature — Spirit 0/1, 2BB (4)
Uncommon (U3)
{X}, {T}: Banshee deals half X damage, rounded down, to target creature or player, and half X damage, rounded up, to you.
Some say Banshees are the hounds of Death, baying to herd their prey into the arms of their master.
Illus. Jesper Myrfors

10/1/2009: If the targeted creature or player is an illegal target by the time Banshee's ability resolves, the ability is countered. You won't be dealt damage.
Legal in Vintage (Type 1)
Legal in Legacy (Type 1.5)
Legal in Classic (MTGO)
Legal in Commander