BACK-ON will perform the anime special's theme song titled "The Last One". The group previously performed both Gundam Build Fighters and Gundam Build Fighters Try theme songs. Lastly, the trailer for the special revealed new Gunpla such as Lighting Gundam Strider, ZZII, Scramble Gundam, Gyancelot, Gundam 00 Shia Qanta, and Bearguy P.
[Source: Anime News Network]