The Six Fingered Man

Backstab {2}{b} - The Six-Fingered deals
damage equal to it's power to target
creature you control. The Six-Fingered
Man gets +3/+1 until end of turn. If a
creature died this way, The Six Fingered
Man gains deathouch and fear.
I've just sucked one hour of your life away.
Tell me... how do you feel?
-The Six Fingered Man