Mike Atagi

Mike Atagi, more commonly simply Mike, is a human and Harry's mechanic throughout the series. Harry describes him as a miracle worker, keeping the Blue Beetle running and never asking questions no matter what happened to it.

Fool Moon
In Fool Moon, Harry used a pair of coveralls with his name "Mike" on it that he'd left in Harry's trunk of the Blue Beetle for a disguise for sneaking into to the police station.

Turn Coat
In Turn Coat, after flattening Vince Graver's tires, Harry gets Mike to come out with his compressor to fill Vince's tires for him.

Cold Days
In Cold Days, Mike worked on Harry's current vehicle, dubbed by Harry The Munstermobile, which had bee delivered to him by Cat Sith. Mike delivered it to Molly Carpenter's apartment where Etri, a Svartalf, had it security screened.