Anime crossover by dennisstelly-d7qmr8b.png Super Hero Anime Taisen Z (スーパーアニメ大戦Ｚ Sūpā Anime Taisen Z, stylised as Super Hero Anime Wars Z) is a fanfiction. It's a sequel to Super Hero Anime Taisen and a new crossover between the Classic and Modern Anime with the addition of Kirigaya Kazuto (Kirito) from the Sword Art Online. It was originally expected that other Anime would appear in the movie as well, though only the revamped versions of the Devilman and Mighty Atom (known as Astro Boy) appear.