Another fan of XKCD :) Discovered it through the "new" What if section - and has then proceeded to the beginning of the XKCD comic. And found that I needed this page to fully understand and appreciate many of the comics.
I have so far (April 2014) only progressed through the first 300 comics but have read all the new since October 2013. So there may be many favourites waiting for me. This is just a list of some comics I really appreciate: