- last post: 01.01.0001 12:00 AM PDT
because all they know is to fix anything broke... i believe they are not religous followers of the covenant, just say workers or slaves for the covenant... they have not (as we know of) had an encounter with a human (not to mention a SPARTAN) so they dont attack the because they dont know they are enemies... the marine kills th engineer just because he thinks that the engineer is peaceful just so he could fix (and observe) human technology and will tell the covenant...