First post here.
lemme see if I can remember everything.
The original Odyssey complete in box with most overlays (not as rare as I thought).
A bunch of ATari 2600s, woodys-jrs-darth vaders, etc
a couple of 7800s with power supplies
a few 5200s including one in box (I really want a trackball though)
A few XEGSs (xe game systems)
atari 400 (3 or 4 including one decked out with real keyboard and 48k mem)
Atari 800-800xl-600xl-65xe-130xe (at least 2 of each)
A few 1200XLs (love the keyboard and style)
Atari 520st
Atari 1040st decked out with some add-ons (don't even know what they are but there are a few extra chips and stuff, I'm not really into the 16 bit atari stuff)
Atari TT030 (working and complete with some memory addons, dont' know much about it)
A crapload of games (200+ for the 2600, 30+ for the 7800, 30+ 5200, 90+ for the 8-bit)
Intellivisions, original and later version, a couple of the original and one or two of the later one, and a voice module (90+games)
Colecovisions (few) including the turbo module, atari 2600 add-on, super action controllers, and a bunch of games (30+)
Vic 20 with a few games
C64 with a few games (actually have several commodore 64s, not really into commodore stuff)
I think I have an Amiga
NES (a bunch of original and 1 toploader and 200+games)
SNES (3 or 4 including the later small style and about 30 games)
N64 (a couple and about 15-20 games)
Sega Master System (3 or 4 including one complete in box)
SMS adapter for the Genesis
A bunch of Genesis systems (all versions 1 or 2 in box and about 120+ games)
Couple of Sega CD add-ons (a few games)
Couple of Sega 32x add-ons (1 in box and about 9 games)
Jaguar (3 or 4 including the pro controllers and about 8 or so games including defender/tempest/missle command/aliens vs predator)
Atari Lynx (somewhere)
Texas Instruments TI99/4a (1 in box and afew more including a fully decked out system with the loaded expansion box/monitor/and about 90+ carts)
Turbo Graphix Express with 3 games (only turbo graphix stuff I have)
Dreamcast stuff (3 or 4 systems including most of the accessories except for the maracas, have keyboard/mouse/light gun/fight sticks/fishing controller/etc and a ton of games including a few sealed games such as Bangio)
bunch of PS2s (fun for hacking
couple of Xbox 1
2 Ps3
a few xbox 360s
2 Wii
1 gamecube but doesn't work (wii makes that irrelevant)
Sega Saturn (2 older models and 1 newer model and about 20-30 games)
A beautiful working Vectrex
I know there is more, just can't remember them off the top of my head