Cults like the Orphic Cults or even the Cult of Mithras from OTL is something that could spring up yes.Actually, now that makes me wonder much more about the religious and cultural interactions taking place across the shattered Aryavarta/Eran-wez. With northern India having more connections to old Persia and lands beyond... well, it makes me think also on how Indian religion is spreading its influence on western lands. Like the Orphic cults.