Richtofen's Grand Scheme

Richtofen's Grand Scheme is going to be featured in the upcoming Zombies map, Moon. Not much else is known at this time. The grand scheme must be completed in order to complete the Cryogenic Slumber Party achievement. It might also have something to do with the Big Bang Theory achievement. Nothing else is known at this time. The grand scheme could be the "master plan" referred to in the description for Der Riese.