The ones you are thinking of are for a boxed set- At this time we have a boxed set (AOTC), Series 8 (TPM) 9 (AOTC), and Maul with his speeder bike.

The captain clone, padme, 2nd jango, and ~~TC-14~~ C-3PO are in the box set with, if I remember right, a super battle droid.