This article is a stub and is missing characters, information, story points, or images. It needs lots of love and maybe growth serum.
Super Robot Wars OG is a spinoff of the massive SRW crossover franchise. Eventually the main SRW series had accumulated so many original mechs and characters that they could make an entire game out of just that. So they did.
Anne Sirena is the pirate captain of the Siren Vox. She is a boss who fights with bombs.
Irui appears as a mysterious girl with no memory in both SRW @2 and 2nd OG. After being befriended by Brooklyn and the rest of the protagonist force she is kidnapped and forced to pilot the Guneden. Aside from the almighty power of creation and destruction she's also a dragon for some reason.