it would be helpful if there was somebody in charge of such matters concerning cultures/language such as Celts who bothered to explain 1% to the fansunfortunately, not everybody has time for that.
nobody is perfect of course and it would be easy to make mistakes when no peers are around to review and collaborate on material. i don't think any deep malevolence is needed to explain the kinds of things that can happen with unchecked power... <ehem> Bushery.
I think ritual scarification is easily a possibility without stretching the imagination
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