After Gheorghe Orbesteanu solved it – the answer was “Thor” – here are some explanations for the hints:
I am no stranger to Scythe.
I lost something in Tapestry.
Thor is an easter egg on the Scythe board, and his hammer is an easter egg on one of the Tapestry tiles!
They called me by many names.
See this list on Wikipedia : https://en.wikipedia.org/wiki/List_of_names_of_Thor
In 2017 my father was a lead character in a TV series. While his identity was hidden by an alias, that alias should remind you of me as well.
For anyone that doesn’t want to be spoiled about that, do not click!Click here to reveal a spoiler