Most marker won't, especially if you use a permanent kind.
@persian: Thanks for the link. I've been to that site more than my fair share. lol I'm not sure how you would use the dye without getting the white lines black. It's such an easy cosplay except for the hair.
Oh! Saya, are you making the guns or do you have a Liz and Patty?
Anti Ai-chan /an-tie/a-ii/ch-an/ (adj):
1. Girl with many props
2. Loli/Shota cosplayer
3. Ridiculously ridiculous