Backbreaker is developed by the company that created the Euphoria engine, used in games like GTA 4.
Very fun, very pretty http://www.youtube.com/watch?v=0n9KkKbGR_Y
But I'm not american. So can I understand american football?
Yeah, I am well aware of Euphoria. Cool tech!
And yeah, you'll understand it just fine. In fact, since Backbreaker doesn't even have official teams and just focuses on the game, probably even more so than Madden or similar.