Kapow! Toys have posted preorder listings along with the first images of Takara Tomy Arms Micron AM-30 Rumble, AM-31 Frenzy, and AM-32 Wildrider. Rumble and Frenzy are redecos of Transformers Prime Rumble, while Wildrider is a redeco of Wheeljack.

Update: Thanks to Allspark member Bass X0, who pointed us to the first image of AM-28 Leo Prime, who is a redeco of Thundertron, on TFSource.

View the listing by clicking on the following links:

AM-28 Leo Prime | AM-30 Rumble | AM-31 Frenzy | AM-32 Wildrider

Then discuss them in this thread.