Armorgunner (アーマーガンナー Aamāgannā?, 7-8) sent to destroy the Stellar Plates in order to undo the seal, destroying the first one as a result in his giant robot form. While going after the second plate at Shimura Mountain, Armorgunner engages Gant in a battle of marksmen as Glen attempts to protect the plate. But once the Justirisers gather, Armorgunner retreats after he destroys the plate. After destroying the third plate in Mikazuki and losing the to Justirisers, Armorgunner assumes his giant form while defeating Ken Riser with his firepower. However, Armorgunner is destroyed by Ju Riser.