This is my entry for Category B (pretty sweaters). It features my avatar (a Ulysses butterfly) on a sweater. If it displays right, the wings should flap intermittently. I coded this image using just the tikz and animate packages, and using this image as a reference for the butterfly.
Just for fun, I gave myself the personal challenge of creating this using ...
We love any animal, see "The duck pond": showcase of TikZ-drawn animals/ducks!
But some of them have a special meaning here.
Duane Bibby's lion is the "trademark" of TeX, there are also Meta the lioness and the Hummingbird logo of LaTeX(3) project, for more info see LaTeX mascots/associated animals and Why does TeX have a lion as mascot?.
Since the purest form of art is ASCII art, the following enters in category 1. But since I'm aware that beauty lies within the eye of the beholder, it also enters in category 2. So in terms of the alphabetic numeration of entry types in  of the rules, this is a c.
Note that, since this is TeXed ASCII art, it doesn't contain my personal ...
Results TeXmas: 2018
First of all the council of ducklings would like to share their appreciation for all the participants: Thanks for joining this event and I hope was fun ;)
After a long discussion -- in the midst of new year party -- by the council of ducklings over the results of this competition, it has been finalisied that
David Carlisle is the ...
I felt like doing another entry, so here's one for the ugly sweater category (A). It's based on a Christmas tree I created earlier this month, here. It has tinsel, baubles, flashing fairy lights, and a matching hat. :)
% All design and code created by Ulysses. Please credit ...