Rampage and Transmutate are not part of the subscription series. Rampage is the Membership toy and Transmutate is a stand-alone club exclusive that will come with a box to fit Rampage with it.

The Subscription figures so far known for 2014 are...
Chromedome - from TFPrime Wheeljack
Treadshot - from Generations Warpath
Ironfist - from Generations FOC Roadbuster