Temis the Vorta wrote:
So from what I gather we have is: outer space, warfare, two sides fighting - why are they fighting? Who are the main characters and why do we care if they win or lose? And can you summarize that convincingly in a 30 second ad?
Those questions depend on when in the ME timeline the story takes place. Bioware created a fairly extensive background universe for Mass Effect, so a show could easily take place at any time before the events of the final game.