Anybody remember the cries from the UO developers that Trammel 'was not a mirror'?
http://pc.ign.com/articles/360/360429p1.html
Please, let me be wrong and tell me they didn't simply reuse the entire planet and just put trees with no leaves in it and block out the sun.
I sure hope they can pull off the Sci-Fi angle in all this or I'll be looking for Thor and Loki to be duking it out somewhere in all of this.