I don't know if it counts as a "peripheral" but Game Genie for the NES / SNES was the shit back in the day!
Also aside from the obvious ones like the Zapper, I also loved the GC's Wavebird controller, and had a ton of fun with the Guitar Hero / Rock Band guitars and drum sets.
On 2/24/13, MB1025 said:
You know I was always wondering why no one ever used the dollar sign for $ony, but then I realized they have no money so it would be pointless.







