The Wii U is currently available in two colors, though both of these colors are part of different sets:
The white console is part of the basic set. This console has 8GB of internal memory and comes with a gamepad, plus all the cables and accessories needed.
The black console is part of the deluxe set. This console has 32GB of internal memory, comes with everything the basic set does plus a gamepad charge stand, Nintendo Land and the digital deluxe promotion.
There is actually only one type of Wii console available. However there are different colors and many varying accessories to choose from. The consoles available for purchase are Wii White, Wii Black, Wii Red, Wii U, and Wii Bundles.
Nintendo Land is only available for the Nintendo Wii U.
Skylanders Giants is available on the Wii U, as well as on the Wii, Xbox 360, Nintendo 3DS and the Playstation 3.
No, the Nintendo Wii U is released in all regions
No, Black Ops 2 will not be available to Nintendo Wii. It is available on Nintendo Wii U.
Assassin's Creed III is currently available for Wii U. It's the only game available on a Wii-related system.
No, the Nintendo Wii U has been released in almost all regions world wide.
No, there are no Earthbound games for the Wii. However, on the Wii U, Earthbound is available for the Virtual Console.
No it is currently only for XBLA. A PS3 version of the game is pending, but no release date has been announced.
Wii U games will go for $60 each, and will be available as downloadable games and physical discs.
No, Void is a Wisp only available on DS.
For now no, but i think they may do that.