Vecna Must Die!

I just watched the Season 4 finale of Critical Role's "Vox Machina" on Amazon Prime. Don't like Critical Role? Here's 50 cents; call someone who cares. I enjoyed the hell out of it. They set up their Big Bad for Season 5, The Whispered One. Or, as most of us who followed the stream, Vecna.Vecna is getting some solid multiversal play. He is threatening Exandria; this winter, he was threatening Hawkins, IN, in the final season of Stranger Things. He even had a new multi-versal adventure arc for D&D 5e. He even had some hits in AD&D 2nd Ed. His name dates back to Original D&D. Vecna is a bad dude. So it seems really strange that I have never run an adventure where he is the Big Bad. I have never even run one where he has been featured to be honest. Oh, I have started some, but by the time they went from idea to notes to something written to the table, it changed. Usually the Vecna "bits" are given over to The Necromancer. Given his importance to the history of D&D, and in-world history…