C-3PO just clutched his pearls.。

A new trailer for。 Rogue One: A Star Wars Story。released late Friday night shows us more of the K-2SO droid that will apparently aid our heroes — and he's definitely got a bit more bloodlust than his companions from the original trilogy. 。

Case in point: This moment where he immolates a number of Imperial stormtroopers..。

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He's also kind of sassy. "I'll be there for you — the captain said I had to," he says in response to a rallying cry from the assassin Baze Malbus. 。

Charming! Charming! 。

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Rogue One 。

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is out Dec. 16, and tickets go on sale this Monday.。

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