Нет, BioWare не тизерила появление Шепарда в Mass Effect 5

Mass Effect™ Legendary Edition

The Mass Effect™ Legendary Edition includes single-player base content and over 40 DLC from the highly acclaimed Mass Effect, Mass Effect 2, and Mass Effect 3 games, including promo weapons, armors, and packs — remastered and optimized for 4K Ultra HD.