Card backs of Mudflap, Wheelie, Chromia and Brawl have appeared. The first two have been seen before, but the Brawl redeco bio could be more spoilers for the movie, with a reference to Megatron. Or it could just be like the Gen1 coloured Jazz toy, with a bio that contradicts the movie universe.

http://www.tfw2005.com/transformers-...hromia-167319/