Every NES game ever
Every SNES game ever
Every Sega Genesis game ever
Every N64 game ever(depending on how well emulators like the damn game)
I can easily get hold of most Arcade games and most GB/C/A games

Now that emulation's out of the way, time for PC games (I won't list the ones I've attempted to record in the past because they failed or ones I already plan on doing. :B)

http://steamcommunity.com/id/TheKholdOne/games?tab=all (Some restrictions may apply :B)

Blur
Duke Nukem 3D
Pocket Tanks(I could probably rope in Tatsu for this again)

Indie Games:
Aquaria
Distorted Travesty
Gish
Irukandji
Karoshi 1
Karoshi 2
Lugaru
Samorost 2
You Probably Won't Make It