Hey all! Finishing up a 5e campaign and the ultimate villain is Bel, former duke of Avernus (first layer of the Nine Hells). I'm hoping to get some feedback on this baddy before I throw the empowered version at my players. Note, Bel is EXTRA powerful because the players have unwittingly helped him gain a ton of extra power. Let me know. High CR monsters are hard to design (even when they are basically a really tough pit fiend).

Bel is in the links below!

Direct link to PDF: https://worldbuilderblog.files.wordp...-pit-fiend.pdf

Blog post explaining ideas: https://worldbuilderblog.me/2016/12/...age-pit-fiend/