Sigma speaks in a machine language called “Cipher.” Engineers, mechanics, and other industry professionals like Octavia tend to be fluent, but most people–Seb included–don’t understand it. I’ll probably upload a decoding-script at some later point for people who are interested in seeing what it’s actually saying! A big thank you to my brother for writing the code for me. 🙂

(In my head, Cipher sounds a lot like the noises robotic Protoss units