Official images were apparently datamined. There are other tanks predicted to come too (IS-2 and Cromwell Berlin). Thanks to our friends from Rykoszet.

http://rykoszet.info/wp-content/uploads/2016/12/e25-1.jpg

http://rykoszet.info/wp-content/uploads/2016/12/is2-1.jpg

http://rykoszet.info/wp-content/uploads/2016/12/cromwellb-1.jpg

http://rykoszet.info/wp-content/uploads/2016/12/ny-1.jpg