The Stalker

{b},{t}: Create a Spear counter on The Stalker.
When The Stalker attacks, you may remove a
Spear counter from it. If you do, target creature
an opponent controls gets -2/-2 until end of turn.
If a creature dealt damage this way dies this
turn, you gain 2 life.
Whenever you gain life from the ability of The Stalker, it gains menace until end of turn.