Yup. Just like the title says. Nightmare Snowdrop. Yay or Nay????

2733293 Why not, what could possibly go wrong.

2734513 Eternal Winter!!!!! Also....got the idea from Frozen

2734573 Certainly not the worst idea I've heard. you should try it out to see how well it works for you.
I recommend a good back story, and a seemingly good reason for her being nightmareised.
(A good character design would also work in your favor.)

2734743 I'm attempting it, but it will probably be rewritten

2734758 I'll give you feedback on what I can just to see if I can help it along a bit.

2733293

Frostbite, or Snowblind.