Throughout the course of last week to today several new Transformers designs from Transformers 5 : The Last Knight were revealed.
First the new designs other two returning Autobots were revealed. While their designs haven’t changed much since their last appearance it seems they have underwent a change in their color schemes.
Lastly, the first look of Barricade’s new design was revealed. Unlike his previous appearances he has gotten a major overhaul.
Source: Transformers Facebook