Look at what happens when Sheldon begins to recite the Speed Force formula in his head! BOOM! The 100% cotton Big Bang Theory Lightning Sheldon T-Shirt! Freshly infused with that trendy king nerd that is Sheldon and maybe a little bit of the Flash...or is it Captain Marvel? Eh, I'm not sure, but if you had the Big Bang Theory Lightning Sheldon T-Shirt you could come to your own conclusion. However, we aren't responsible if you suddenly develop a compulsion to scream out BAZINGA or berate those outside of 'the know'.