Man that looks like hard work. Luckily I was merely Drawing under the Influence when I did it!

That's Fez forging her sword.

Watch the episode of DUTI here: https://youtu.be/5O6ZimVk8DE

dA link: http://daffydwagstaff.deviantart.com/art/Forging-the-sword-550018376
FA link: http://www.furaffinity.net/view/17256246/