Elliot Page has absolutely transformed himself into a jacked powerhouse ... and he looks like a Greek warrior straight out of "The Odyssey." Check out this new video of Elliot working out in a boxing gym ... the actor is more shredded than a julienne salad ... with abs for days and the muscle definition of a prize fighter. Elliot is playing Sinon in director Christopher Nolan 's upcoming, highly anticipated flick, The Odyssey," and clearly, Elliot is taking the part quite seriously ... because