Hmmm, since my last post I have obtained:
Arc the Lad Collection [PSX] -- $20 / new
Gungrave [PS2] -- $15 / new
Typing of the Dead [DC] -- $15 / new
Dreamcast Keyboard -- $5 / new
Dead or Alive Xtreme Beach Volleyball [XBX] -- gift / new
Twisted Metal: Black [PS2] -- trade / used
Namco Museum [PS2] -- trade / used
Freekstyle [PS2] -- $18 / new
I think that's everything. 