Confirmed at GDC this week, Sega said that five unnamed "classics" will be available to download from the new Nintendo eShop service and will be among the first titles to be offered exclusively for download on the new platform.
At GDC, Nintendo also confirmed the inevtiable - a new Super Mario game for 3DS that will feature traditional Mario mechanics. The Nintendo eShop will also host games made famous on the TurboGrafx-16 console and Game Boy, as well as all current DSiWare titles.
The Nintendo 3DS will launch in the UK on March 25. Meanwhile, if you can think of five "classic" Game Gear titles let us know.