Guardian of the Pass

Whenever another creature you control blocks or becomes blocked, Guardian of the Pass gets +5/-2 until end of turn.
Whenever you or a creature you control is targeted, you may choose one-- {2}{u}{u}: Counter target spell; or {2}{b}{b}: Destroy target creature; or {2}{r}{r}: Guardian of the Pass deals 4 damage to target creature or player.
"I will guide you through your death."