yeah, "für swtor" is accusative, but the part after the comma is dative.
Ich bin
Dallas Dickinson, Director of Production (nominative, subject)
für Star Wars: The Old Republic, (accusative, direct object)
dem neuen storybasierten MMO von BioWare und LucasArts. (dative, indirect object)
http://en.wikipedia.org/wiki/German_grammar#General
Its really hard to understand. The englisch grammar is much simpler ^^.