Currently I own...

2 Atari 2600's 4 switches (black and woody)
4 Dreamcasts (1 is black sports edition)
Sony Playstation
Sony Playstation 2
Xbox
N64
Gamecube
2 Sega Genesis (both 1st model)
Sega Master system
Tele Games Hockey-Tennis III
Intellivision 10-in-1 plug and play

I think that's all I can think of right now.....