Artist: stargurren

https://web.archive.org/web/20150514042418/https://www.furaffinity.net/user/star-vader/ links to http://star-vader.deviantart.com/ ,
and https://www.deviantart.com/star-vader soft-redirect to DA username stargurren. DA stargurren says "⚠️MOVED", but doesn't say where they moved to.

star-vader FA "voluntarily disabled access to their account", but individual posts still accessible:
Main gallery:

latest image: https://www.furaffinity.net/view/19790704/ (posted Apr 26, 2016)
first image: https://www.furaffinity.net/view/15701584/ (posted Feb 8, 2015)

Posts (view all)

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