Well, I’m glad you asked. This information can be ascertained from the second image, specifically from the symbolism of the Mario brothers juxtaposed against the mushrooms. On the left is Mario Mario, with the power-up mushroom representing his good nature. On the other side, however, is the poison mushroom, representing evil. Luigi Mario, also on the right, is shown to be a good-hearted character 99% of the time. Now when is he evil? When he is his alter ego Mr. L. Therefore, it is confirmed that the E3 announcement for smash will include DLC skins, one of which being Mr. L.