qnli question: Who did the Fusion fighters find themselves in battle with? sentence: Forming Team Fusion Fighters (Team Xros Heart in Japan), Mikey, Shoutmon and their friends travel through the Digital World to liberate it from the evil Bagra Army, led by Bagramon(Lord Bagra in English), and Midnight, a shady group led by AxeKnightmon with Nene as a figurehead before joining the Fusion Fighters.