It was removed on December 31st, 2015. The reason has never been revealed, but it's assumed it was taken off due to the Marvel license expiring.
The costumes are Iron Man, The Thing, Mystique, Daredevil, and Dr. Octopus with lots of accessories and features.
Thor, Spider-Man, Ghost Rider, Elektra, Human Torch, and other accessories and features.
The Invisible Woman, Rogue, Wolverine, Venom and Captain America.
Green Goblin, The Punisher, Storm, Magneto and The Hulk.