He practiced mongolian shamanism.
ofcourse ... all thanks to AOE II
I never said that godlessness exclusively causes these things like you were trying to dump things on religiosity. Let me say that I have the utmost contempt for organized religions.
None of the societies you mentioned are free of violence or crime.
I said Gengiz Khan was not a muslim during his killing period.
Whether during killing or sleeping or eating or praying or any other period... Chengis Khan had nothing to do with Islam