(USATODAY.com) - The
They ''are bigger and badder-ass than they have ever been," says
Bay says the "new chapter" required refreshing the look. "A lot of people are like, 'What does that mean,
Extinction is set three years after the devastating Battle of Chicago from the third film. There is a new location (Texas) and cast.
Optimus Prime goes from junkyard shabby to wielding a new power sword in no time.
"The sword is emblematic of what we've done to Optimus Prime as a whole," says Di Bonaventura. "He's been upgraded with more abilities."
Bumblebee takes his martial arts to another level with Chinese star-style adornments on his armor. The two also have new souped-up transformation vehicles. Optimus Prime eventually reveals himself "like a knight in shining armor" as an impressive Great Western truck, says Di Bonaventura. Bumblebee re-emerges as a new souped-up Camaro. Yellow, naturally.
There are plenty of new Autobots as well, including ones voiced by
The upgrades continue with the introduction of
The biggest difference in Extinction is that humans are fearful and less trusting of both heroic Autobots and evil
This is especially apparent when government forces led by Harold Attinger (
"There are changes, but he still maintains the element of characters that are so important to him," says