Music, literature, science, comics, video games, sci fi, board games, shiny things, pieces of string
Real, honest-to-god ninjas.
Sunny Day Real Estate, the Mountain Goats, the Faint, Guided by Voices, Plastic Mastery, Neutral Milk Hotel, John Vanderslice, Pretty Girls Make Graves, Low, Timb, Miles Davis, Thelonius Monk, the Pixies, Beck, the Rapture, Belle & Sebastian, Aphex Twin, Man... or Astro-Man?, the Decemberists, the Rolling Stones, the Velvet Underground, Interpol, David Bowie, Duran Duran, Atom and his Package, Nirvana, the Kills, Barcelona, the Magnetic Fields, Pink Floyd, ...And You Will Know us by the Trail of the Dead, Bob Dylan, the Clash, Elliott Smith, Pedro the Lion, the Promise Ring, the Refused, the (International) Noise Conspiracy, the Gossip, Yo La Tengo, the Divorce, Jandek, The Arcade Fire, the Microphones/Mt. Eerie, and that's all I can think of right now
Being John Malkovich, Fight Club, Night of the Living Dead, the Royal Tennenbaums, Rushmore, Memento, 2001, Pootie Tang, Brazil, Pi, Eternal Sunshine of the Spotless Mind, Wild Zero, the Boondock Saints, 28 Days Later, Shaun of the Dead, and basically anything with zombies in it.
Twin Peaks, Fishing with John, The Adventures of Pete & Pete, The State, The Simpsons, Futurama, Buffy the Vampire Slayer, Monty Python's Flying Circus, Red Dwarf, Mystery Science Theater 3000, Arrested Development, 6 Feet Under, Dead Like Me, The Sopranos, Lexx
The Stranger, anything by Charles Bukowski, Edgar Allen Poe, Dean Young, Alain Moore, or Franz Kafka, Maus, the Sandman, Catch a Star by Timothy White
Batman, Richard Feynman, Jack/Tyler Durden, Bender, Homer Simpson, Gamera, Godzilla