I have a few rare systems, and a lot of limited editions and colors...
Nintendo
Color TV-Game 15 (Model CTG-15V) (JPN) [boxed]
2x Famicom (JPN)
Famicom Disk System (JPN) [boxed]
Sharp Twin Famicom (black/red - JPN)
Super Famicom (JPN) [boxed]
Nintendo 64 (JPN) (gold)
Nintendo 64 (JPN) (Daiei Hawks Limited Edition - clear orange/clear black)
Nintendo Gamecube Henshin Tigers Limited Edition (JPN) [boxed]
Nintendo Gamecube Enjoy Plus Pack set (JPN) (Spice Orange) [boxed]
Game Boy (JPN) (red)
Game Boy (JPN) (clear/skeleton)
Game Boy Pocket (JPN) (gold) [boxed]
Game Boy Color (JPN) (Daiei Hawks Limited Edition - clear orange/clear black)
Game Boy Color (JPN) (Hello Kitty Limited Edition - pink)
Virtual Boy (missing stand)
Virtual Boy [boxed]
Game Boy Advance (Toys R Us Edition - Midnight Blue)
Game Boy Advance SP (JPN) (Famicom Color edition) [boxed]
Game Boy Micro (JPN) (Famicom Edition - red/gold)
2x Nintendo DS (JPN) (starlight-white)
Nintendo 3DS system (Zelda: Ocarina Limited Edition) [boxed]
Nintendo 3DS XL system (Red Pokemon X/Y Edition) [boxed]
Nintendo 3DS XL system (Zelda: Link Between Worlds Limited Edition) [Sealed]
Nintendo 3DS XL system (Mario & Luigi Dream Team Limited Edition) [unopened]
Nintendo 3DS XL system (Retro NES Edition) [unopened]
Nintendo 3DS XL system (Red Super Smash Bros Edition) [unopened]
Nintendo 3DS XL system (Persona Q: SotL Edition) [unopened]
Nintendo 3DS XL system (New Super Mario Bros. 2 Gold Edition) [unopened]
Sega
Sega Genesis 3 (the small-sized last release)
Sega Game Gear (JPN) (Coca-Cola Edition) [boxed w/ game]
Sega Game Gear (JPN) (Coca-Cola Edition)
Sega Game Gear (JPN) (Magic Knight Rayearth Edition) [boxed w/ game]
Sega Game Gear (JPN) (Magic Knight Rayearth Edition)
Sega Game Gear (JPN) (yellow) [boxed]
Sega Game Gear (JPN) (yellow)
Sega Game Gear (JPN) (sky blue)
Sega Game Gear (JPN) (clear black/smoke)
Sega Game Gear (JPN) (GG-White Limited Edition - complete in white suitcase)
Sega Kid's Gear Game Gear (JPN) [boxed w/ game]
Sega Kid's Gear Game Gear (JPN)
Sony
Sony DESR5100S PSX (JPN) (rare silver version) *** A PS1/PS2/DVD burner/DVR media device ***
2x Sony PocketStation (clear) [SCPH-4000]
Microsoft
Xbox 360 (Halo 3 edition)
Others
Intellivision I
TurboGrafx-16
NeoGeo AES (JPN) [boxed]
NeoGeo CD (JPN) (front loader version)
3DO
Playdia (JPN) [boxed]
Apple PiPPiN Atmark (JPN) [boxed - unused]
Casio Loopy (JPN) [boxed - SetB bundle gift set]
Casio Loopy (JPN)
