I don’t think that episode was ever considered an urban legend. It’s well documented. https://en.wikipedia.org/wiki/Denn%C5%8D_Senshi_Porygon?wprov=sfti1 https

I don’t think that episode was ever considered an urban legend. It’s well documented. https://en.wikipedia.org/wiki/Denn%C5%8D_Senshi_Porygon?wprov=sfti1 https://en.wikipedia.org/wiki/Denn%C5%8D_Senshi_Porygon?wpro... However the thing people do talk about is how severe it was, and a small percentage reactions may have been the result of hysteria.