Who is this marvel char?

[Seifen]

Who is the lady in the bottom right corner, black leather, sniper rifle, and looks like she could be in the Kiss Army?

http://www.comicbookmovie.com/images/uploads/marvel-character-composit.jpg

 

[WolfThomas]

Domino, her skin's naturally white, she's a mutant with the innate power to manipulate luck, a mercenary who served with Cable in the Sixpack and later in Wolverine's x-force. Also a lover to both of them.

 

[Seifen]

Thank you sir, you are a gentleman and a marvel scholar! Your reward is a high five! My son asked me who the chick on his poster was and I couldn't remember where I had seen her.