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Gjallarhorn (ギャラルホルン, Gyararuhorun?) is a military faction that appears in Mobile Suit Gundam IRON-BLOODED ORPHANS. Gjallarhorn is a peacekeeping organization established by Agnika Kaieru and the nations of Earth, and its origin can be traced back to the Calamity War era. To prevent humanity from facing extinction due to the Calamity War, a group of like-minded individuals from ... logo gates of olympus png