No. That's not at all why they're called the Mystrex. I didn't even notice that until now.
It just sounded cool.

We will find out what's in the box quite soon and it's absolutely vital to the plot of DoN. Nothing would happen the same way without it. Its contents quite literally change the course of fate.

Q is based on Monique, so its a bit of an odd friendship.

The toaster is also vital but perhaps not quite as much as the box. Although it's more mysterious.