So from what we can see, the scene begins showing a clean-up team entering the Weapon X facility. They’re cleaning up bullet casings, blood and taking away bodies.

A man in a suit carrying a briefcase walks in. He makes his way to the enclosure that once housed Wolverine, and retrieves a vial of blood labelled “Weapon X”. He places it inside his briefcase alongside two other vials. Then he closes it.

We can see a small plaque on the briefcase - Essex.

And then it cuts away

If you are a comic fan you know Essex can only one person

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Mr. Sinister

Are you excited for Mr Sinister to be coming into the X-Men world?

~Baby Huey