Shadow, Ultimate Life Form

Haste, First Strike
{1}: Shadow cannot be blocked by target creature this turn.
{w}: Shadow gains +1/+1 until end of turn and fights target creature an opponent controls.
{r}: Shadow deals 2 damage to target creature or planeswalker.
{b}:Shadow gains +2/+2, trample, and menace until end of turn, you lose 2 life.