Just this morning, we posted 45 images of Bane (Tom Hardy) beating up on Batman (Christian Bale) in The Dark Knight Rises. Now, a new featurette found on The Dark Knight Rises DVD/Blu-ray discs is available that explores the physical transformation Hardy underwent in order to bulk up to Bane size. Bale, no stranger to undergoing drastic fluctuations in weight for movie roles, is also featured in the clip reflecting on Hardy's achievement. We've also got concept images for earlier imaginings of Bane's mask. Hit the jump to check it all out. The Dark Knight Rises DVD/Blu-ray hits stores December 4th.Watch the following featurette to get a behind-the-scenes look on Hardy's transformation into Bane, courtesy of The Sun (via The Playlist):Check out the concept images of Bane's mask below (from ScreenCrush):
