Damaged mechanical units recover hit points when out of combat, at a rate of 0.6015 each second.
Our ship and vehicle hulls are now made from a material called Regenerative Bio-Steel. This material uses internal nanobots to slowly repair any damage the hull sustains. While this regeneration process is much slower than conventional SCV repairs, it can be the difference between life and death if no SCVs are available.
The Outback Hunters were to appear in the single-player campaign of Wings of Liberty as mercenary hellions, hirable by Raynor's Raiders. An unused button for hiring them is attached to the merc compound when its data is viewed in the map editor.