Santa Monica-based videogame developer Activision has inked a deal with Bungie, the videogame firm behind Halo, Myth, and Marathon, the two firms said today. According to the two, they are in an exclusive, 10-year partnership which will give Activision exclusive, worldwide rights to publish and distribute all future Bungie games. Bungie will remain an independent company. Financial terms of the deal were not disclosed. Bungie is a spinout of Microsoft