Here's a list of teams that I think should add a second helmet that isn't for a throwback:
(End of list)
I don't understand how the same league that still insists on having the Lions play every Thanksgiving, among other odd traditions, now wants teams to veer away from traditional looks and is encouraging these pajama-esque uniforms. The thought of teams adding a colored helmet to match an all-white/all-black, or all-any color uniform that isn't already inexistence is nauseating.