The name or term Mainframe refers to more than one character or idea. For a list of other meanings, see Mainframe (disambiguation).

Mainframe is an Autobot who helped with the building of Omega Supreme during the Great War.


Transformers Animated cartoon

Mainframe was apparently in charge of guarding the body of Arcee while the Elite Guard tried to retrieve the access codes from her. TransWarped

Later, he was in a crowd of Cybertronians cheering for Sentinel Prime. Decepticon Air

When Megatron and the Decepticons were captured and brought back to Cybertron, a huge crowd of Autobots gathered and cheered for Optimus Prime and his crew. When Omega Supreme transformed in front of the Autobots, Mainframe cheered again, this time with facial expression. Endgame, Part II