Yea, also stuck. Maybe we shouldn't have killed all those innocent citizens. Bad karma ...
/edit: Figured it out - no bug.
(use https://rot13.de/index.php to decrypt).
Tip 1: Lbh pna fgrny vqf ...
Tip 2: Guvf vf gehr rfcrpvnyyl sbe cynarf, juvpu pna syl ...
Tip 3: Naq lbh pna erybnq gb trg vg onpx vs lbh nyernql unir xvyyrq vg.