According to Carbuzz, a Western Star 4900 SF, dubbed 'Onslaught, the leader of the Combaticons', has joined the movie.

This announcement was made by Michael Bay, the director, on Twitter.

"Nothing can prepare you for Onslaught. #transformers", he wrote.

The Onslaught joins the Mercedes-AMG GT R, set to play the Samurai-wielding Autobot Drift, and theyellow Bumblebee Chevrolet Camaro.

"Transformers: The Last Knight" will hit theatres on June 23, 2017.