The GRGM is a unknown mercenary unit. Its only known engagements took place during the Lighthouse War, when Osean Air Defense Force Brigadier General Howard Clemens contracted the GRGM's Mimic Squadron to assassinate Trigger.[1][2]
References
- ↑ SP Mission 01: "Unexpected Visitor", Ace Combat 7: Skies Unknown.
- ↑ SP Mission 02: "Anchorhead Raid", Ace Combat 7: Skies Unknown.