Favourite Movies
Horror! Especially cheesy b-movie ones.
Favourite TV Shows
Person of Interest, The Walking Dead, The Mentalist, Wilfred, etc.
Favourite Bands / Musical Artists
Steam Powered Giraffe, Akira Yamaoka, Green Day, Country, NIN, etc.
Favourite Books
Lost Souls, The Picture of Dorian Gray, Good Omens, Cell, and many more. Oh, and Manga.
Favourite Games
Final Fantasy XII, Gears of War (all of them), Majora's Mask, Alan Wake, etc.
Favourite Gaming Platform
Most of them, just not computer.
Tools of the Trade
Mechanical pencils, archival ink pens, sharpies, latex-free erasers.