Wade Winston Wilson aka Deadpool is a fictional character from the comic books published by Marvel Comics. He is a mercenary and anti-hero, also known as the “Merc with a Mouth” for his talkative nature. He was played by Ryan Reynolds in X-Men Origins: Wolverine (2009).
Cosplaying Deadpool is not very hard, but girls, especially Jessica Nigri, tend to throw in a personal touch when displaying sexy female Deadpool cosplay costumes.
Mystique (Raven Darkhölme) is a fictional character from X-Men. Throughout most of her history, Mystique was a supervillain, founding her own Brotherhood of Mutants and assassinating several important people involved in mutant affairs. Mystique is a shapeshifter whose natural appearance includes blue skin and yellow eyes. Mystique is the adoptive mother of the heroine Rogue and she raises her for a few years until the two women develop mixed feelings towards one another. Mystique appears in five of the X-Men films: she was portrayed by actress Rebecca Romijn in the first three movies, while Jennifer Lawrence portrayed a younger version of the character in X-Men: First Class and X-Men: Days of Future Past.
Rogue is a fictional character from X-Men. Rogue is a mutant and she considers her powers a curse: she involuntarily absorbs the physical strength and superpowers of anyone she touches. She was first adopted by Mystique of the Brotherhood of Evil Mutants and grew up as a villain but later she reforms and turns to the X-Men, fearing for her sanity.