The M3 DS Cartridge was one of the first DS SLOT-1 flash carts on the market and is still up there with the best carts available, the M3 DS also includes the Nintendo DS rumble pack. Its a amazing little device and is the same size as an original DS cart, The M3 DS is the ONLY cart to included the rumble pack. To simply put it, this is a must have peripheral for any regular DS/DS lite owner.
