The attractive female superhero in 2013 comic con

Although the grandest comics gathering have not come, in some areas, there have holden some comic con, such as wonder con. This picture comes from the 2013 comic con, the five girl wearing different superherocostumes to attend the party. They are seems very nice. Have you know all of them, from the left to the right are scarlet witch, Poison Ivy, unknown, unknown, she-hulk, unknown. I don’t know three of them, can you give me some ideas about the three characters.