"Magical Girl Lyrical Nanoha Innocent" (2012-2014) is a spin-off manga series set in a universe parallel to the main franchise, where the main characters are ordinary girls who battle each other in a magical card game called "Brave Duel".A follow-up sequel manga, "Magical Girl Lyrical Nanoha Innocents" (2014-2016), featuring younger Subaru and Teana was published after the first spin-off ended.