SG Goldbug! A sneaky Autobot formerly known as Bumblebee, Goldbug has blackmailed and backstabbed his way to the position of Seeker Commander... and now he’s paranoid that his services may no longer be required.

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IDW Grimlock! This menacing warrior led the Dynobots during the war, until a failed revenge ploy. After a thing with his old foe Scorponok, he was damaged in the brain. He was then adopted by a group of Decepticon misfits.

There’s more, but I’m out of room.

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Fortress! This old bot was one of the Fallen’s Seekers, tasked with finding the Tomb of the Primes. He dislikes war and competition, as they always lead to pain. He also spent some time as a disembodied head. Remind you of anyone?

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Shattered Glass Darkwind! This heroic Decepticon comedian formed a duo with his pal Dreadwind—at least, until the Autobots decided they didn’t like their routine, and executed the pair in the smelting pool.

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Moscardo!

He exists and has the 65356-9292-346 body-type. That's it.

Also, he's named after the Portuguese name of G1 Bumblebee.

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