online

[Assassin_Tom]

Can some one with an xbox play with someone online with a gamecube?

[Assassin_Tom]

The first time you hook up online what do you need to do before playing?

[AxemPunanny]

Nope, they weren't designed for crossplatforming. Crossplatforming is a possibility but the idea was scrapped to keep the communities isolated from one another (and whatever reasons).