These interpretations of firbolgs are each fully legitimate. The former may perhaps keep more weight for some players and DMs because it draws on formally printed content. That explained, the Critical Role eyesight of firbolgs presents them a more unique aesthetic with a more fey-like feel. Golia

Caduceus went back again inside and explained to Everybody of a vision he had the night time ahead of the Nein arrived: a forest where the trees as well as the sky had eyes and there were eyes at the bottom from the spring. Armorer – The Armorer is for yourself if you want a martially