LSDJ, Little Sound Disk Jockey, is a homebrewed cartridge for the Game Boy, programmed by Johan Kotlinski (known to the chiptune world as Role Model), that enables the user to sequence and program music on a Game Boy. The LSDJ is primarily used by chiptune artists, however it is also popular with many other musicians for writing songs featuring Game Boy sounds.
Almost Complete Japanese Virtual Boy Set (Missing Virtual Bowling)
Level 403 Myspace Mobsters Account (Check the price. Seriously, people will buy anything)
MIB Intellivision Tutankahm
Super Mario 1 & 2 Sealed Canadian Blister Pack (Again, guessing the winning bidder last time never paid)