Naruto Shippuden: Ultimate Ninja Storm Revolution has a new side story that shows what happened to the Akatsuki in the past. Naruto creator Masashi Kishimoto made new costumes and designs for the Akatsuki before they were a group.
Unmasked Obito is also playable in Naruto Shippuden: Ultimate Ninja Storm Revolution. Actually, there are five "Obitos" – Tobi, the Masked Man, Obito from the Shinobi World War, unmasked Obito, and young Obito.
Naruto Shippuden: Ultimate Ninja Storm Revolution comes out in Japan on September 11. Europe gets the game on September 12 and the North American release is slated for September 16.