DDelicious.
The Nintendo 64 Disk Drive (64DD) is one of the company's most interesting releases. A long-delayed, quickly discontinued, infamous flop, the 64's bulky expansion was supposed to provide the console with an additional 'middle-ground' between cartridge and CD. Instead, it ended up being a black mark on an otherwise pretty spotless record (hey, we said "pretty") with only 10 games and a handful of sales to its name.
In short, it's a pretty rare bit of kit. Even more so is the 64DD Development Kit — the console Nintendo sent to studios before release so design teams could play to its unique features.
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