Over the last two centuries, some Dayaks converted to Christianity, abandoned certain cultural rites and ancestors' practices. All Dayak God and Deity has been labeled as mythology and converted Dayak Christian are not allowed to worship this Dayak's God and Deity indirectly making Dayak people had forgotten their original religion and ritual. Christianity was introduced by European missionaries in Borneo. Religious differences between Muslim and Christian natives of Borneo has led, at various times, to communal tensions. Relations, however between all religious groups are generally good.