The repair drone is a deployable timed-life unit that is unable to move, but has a repair beam that restores the health of a nearby friendly mechanical unit. It is useful for mech-based terran armies. It was removed from Versus in Patch 4.1.4.
Deploys a drone that automatically repairs nearby friendly mechanical units for 90 seconds. Repairs life at 12.6 life per second, drains 1 energy for every 3 life repaired.