Mass Effect 2’s Arrival DLC.
Shepard is sent on a mission to rescue Dr. Kenson. Upon learning of an imminent Reaper invasion, Shepard destroys the Alpha Relay which consequently kills 300,000 Batarians.
You speak with Harbinger and the events of ME3’s opening are set in motion.
@AnFamMan@powerfulwizerd@funplings This just isn’t true. There were several epidemics in the years before the vaccine. Mass immunization efforts have directly led to a 99.9% reduction in the global number of cases, and the eradication of two of the three wild poliovirus strains.
https://t.co/5PhfRARxBy