Optimus Prime (G1)/toys - Transformers Wiki

Ironhide (G1)/Generation 1 cartoon continuity - Transformers Wiki

Optimus Prime (Primax)/toys, Teletraan I: The Transformers Wiki

G1 Optimus Prime color variations

Optimus Prime (G1)/Generations toys - Transformers Wiki

Optimus Prime (disambiguation), Teletraan I: The Transformers Wiki

TFWiki.net - The Transformers Wiki Fan Page

Commercial, Teletraan I: The Transformers Wiki

Optimus Prime (G1)/Generation 1 cartoon continuity - Transformers Wiki

Optimus Prime (Tyran)/Toys, Teletraan I: The Transformers Wiki

Cliffjumper (G1) - Transformers Wiki

In the Transformers series, there have been transformations into vehicles like cars, trucks, jets, planes, dinosaurs, etc. Has there been “unique” or “not of the norm” transformations? - Quora

Leaders Optimus Prime (Transformers, G1, Autobot) - Collector's Guide Toy Info

Optimus Prime (Primax)/toys, Teletraan I: The Transformers Wiki

Prowl (G1), Teletraan I: The Transformers Wiki