Sentinel Prime is a very patriotic individual, believing that all Cybertronians are Gods. He is a member of the Dynasty of Primes. He was Optimus Prime's mentor, who taught him every thing he knew. Before he left Cybertron in the Ark, he handed leadership of the Autobots to Optimus Prime. He was famous for being a proud and feared warrior on the battle fields of Cybertron, using a double-bladed Primax Blade and a shield-changable Cosmic Rust Gun with great skilfulness.
- His first name makes a refernce to a vehicle in the Grand Theft Auto games as a BMW.