Are you chasing up Japan only figures as well? All these are on my list to get :/ I have a spreadsheet.

EZ collection:
Clear Starscream (Light Purple, Blue or Yellow) chase figures?
Gold version Optimus
Elite Guard Optimus
Elite Guard Bumblebee
Elite Guard Prowl

NEW Mini EZ? scans on tfw
Bumblebee
Optimus
Starscream
Megatron

Other Japanese exclusives:

Deluxe Elite Guard Prowl (tokyo toy show 2010/eHobby) otca and here
Deluxe Gold Optimus Prime (Paramount Japan DVD campaign, 1/8/10 -30/9/10, 1000 pieces, lucky draw?) seibertron.com news post

Retailer incentive Legends:
Clear Red Optimus Prime (TRU Japan)
Clear Yellow Bumblebee (Itoyokado Store)
Clear Purple Starscream (Jusco)
Clear Grey Prowl (Apita Store)

RE: TFA sons of cybertron - Believe it!

Please tell me that's it! I can't find anyone selling Jusco Purple Starscream or Apita Grey Prowl.

Some Non transforming for anyone who's interested:
TFA Keychain Plushies?
Mini Figurines and Collectable Cards