Humans joined the galactic community after discovering a Prothean data cache on Mars in 2148. Their devotion to understanding and adapting to modern warfare left the staid Council races stunned. Humanity's persistence and unflappable spirit has taken them further than anyone in the galaxy could have imagined. Human engineers are support specialists that set up ambushes, provide fire support, and destroy enemy tech. Their value is not lost on an ally when a battlefield is cleared of turrets.