The Deluxe Megatron and Optimus prime few like have been repacked it seems into a Generations motif box. New Transformers figures released at Canadian Retail - Cybertron.CA - Canadian Transformers News and Discussion
They've been available (in that packaging even) for several months from BBTS (as a so-called "shared exclusive"). It an the reworked basics have been out for a while at discounters in the US like Big Lots (and again, from online shops)