SG TFPrime Optimus Prime should be a religious zealot. Blindly following the Covenant Of Primus and leading his Autobots on a crusade to wipe out the deviant Decepticons masses.
SG Knock-out could be like Reed Richards of the Fantastic Four, with Breakdown being his ever-lovin' blue-eyed muscle.
assembling a Neo-G1/TF:TM cast. Please PM if you have (or know of) the following at a reasonable price: Classics or Henkei Prowl, Astrotrain, Ramjet, Skywarp, Sunstreaker, Sideswipe, Blurr, Perceptor, GDO Wheelie and Springer, or 3rd Party Motobot Arcee, FP Springer, iGear Ratchet and Ironhide, City Commander (and/or Ultra Magnus), Starscream (deluxe) Coronation add-on, or Spike and Daniel in their Exo-Suits.