There was a post #27 from Happyfish.. I copied and pasted it into my notes and put my own spin on it as to what can be going on this game.
Not sure what roles we can expect in a mishmash but this is my contribution so far based on possibilities
#27 by happyfish
Shepard is the main hero the game is based around. = xx voter/awesome villa pr
Ashley is one of the main sidekicks. = ??
I forget the name of the guy who I always kill at the end and save Ashley. = vanilla wolf
T'Soni is an alien doctor and on the side of Shepard. = angel/healer
Garrus is a bad ass who's an assassin type shooter. = vig/awesome villa pr
Wrex is a frog-like beater. = what in the.. ? poison if evil?
Tali is the engineer genius of the group = seer/ whatever a engineer could be?