User blog comment:Damac1214/Mob of the Dead Development Interview/@comment-5591504-20130518002755/@comment-1263839-20130518192724

Creativity and ideas wise Shangri-La was far superior to Call of the Dead, personal experience is the other thing that dictates player's decisions on which map is better.

For me, Shangri-La was an upgrade to Call of the Dead, not that Call of the Dead was bad or anything.