Pyro

Pyro  was an Autobot Wrecker.

"Loose Cannons"
Pyro died fighting during the Great War along with his other fellow Wreckers. His name was mentioned by Wheeljack in his conversation with Bulkhead.

Backround in other Media

 * Pyro has appeared IDW Generation One comics, including Last Stand of the Wreckers, where he is one of the newest members of the team.
 * He shares the name of a fictional supervillain from the movie X-Men: The Last Stand.