Yeah, that's what I thought too. Then I remembered that Burnham is the captain of ISS Shenzhou. Didn't they say she killed Georgiou to sit on the big chair?
The admiral is a good guess too. Whoever it is, it is linked to Stamet's warning: Stay out of the palace!
Am I the only one to dig those imperial uniforms?
We also got our first glimpse at what a Constitution-class starship might look like.
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Make it so. The funny part about the Mirror Universe is that, although good characters become evil, vilains or mischevous characters become even worse. DS9's Mirror Universe is proof of that.
That being said, I doubt it will be Mudd, but it would be such a twist!