Use your Warlock's (Dark Archon) Mind Control ability to use the runes to your advantage. Marine = Teleport Firebat = Inferno (Explosion in an area) SCV = Psi Blast (Drains energy in an area) Probe = Guided missile (a missile that can be controlled) Build a Carrier from your gateway = Scourge (deals damage in area around your Warlock and yourself)