Life-Force Absorption

Prevent all damage dealt to target creature you
control this turn. Gain half that much life
rounded up.
Overload {3}{w/b}{w/b}{w/b} (You may cast this spell for its
overload cost. If you do, change "target" in its text to
"each.")
"I was born with the ability to consume life-energy. In
fact, I've been snacking on yours since you foolishly
entered this room." — Holocaust