My newest addiction is to Detective Conan/Magic Kaito, and I'm frequently caught reading Harry Potter crossovers and the occasional Ranma fic.
Below is a short list of stories I'd mourn losing. I think one or two might even be complete by now.
http://www.fanfiction.net/s/1694564/1 Laying Amongst Dokatsu (InuYasha)
http://www.fanfiction.net/s/1318020/1/ Faith (Harry Potter)
http://www.fanfiction.net/s/1351778/1/ Bloodlines (Naruto)
http://www.fanfiction.net/s/1524802/1/ Lost But Not Yet Broken (Harry Potter)
http://www.fanfiction.net/s/1452212/1/ Red Howling (Naruto)
http://www.fanfiction.net/s/1737083/1/ Side Effects (Naruto)