Chi Un-D (血雲-D, ちうんでぃー) is The robot built by the villain group D.A.S. to defend their launch of an ICBM but Alternate. She is a robot with some biological parts based on a naga or lamia. there's also a subtle Chinese influence (hair buns, spike bracelets). After the Gunforce II/Geo Storm event, she is most likely re-paired into a sentient being with real Al or the ability to speak afterward.