Bioware have announced that the Mass Effect 3: Leviathan single-player DLC will be released on August 28. As previously reported, Leviathan will add extra dialogue to Mass Effect 3's end, as well as featuring new characters and weapons, uncharted systems, and new areas of the Citadel.
Robot monsters and organic life don't get along. We've always known this fundamental fact of the universe, and it's why I own Old Glory Robot Insurance. Soon, however, we may know even more about why the Reapers gotta reap: the rumored Mass Effect 3 Leviathan DLC has been summarized at EA's Summer Showcase, and will give players the chance to "discover more about the origins of the reapers."