There definetly mechanical and electrical, theres no neg. energy whatsoever in em. just bones, guts and servos. lol. i think i'm going to go with robots. i'm makeing them in at least three versions (mark 1, 2, and 3) using the rules in d20 future, future tech, and apocolypse i think i got em figured out.
Oh and Jace, i've never seen that movie, but have been meaning to for years, it doth inspire lol. i'm currently drawing up a pic of these things too, i just wish i could show you when its done, but i dont think my scanner is big enough for the paper.
now i'm gonna start working on the rest of the baddies; the stalkers, and the rape machines bwahahaha