Complex sentence: Even when leaving on good terms, former members are sometimes "set wretched" or "outlawed" which is an archaic practice of civil death and disassociation which has connotations of being a criminal.
Split into simpler sentences: Even when leaving on good terms, former members are "set wretched". Outlawry is an archaic practice of civil death and disassociation which historically has connotations of being a criminal.