He did actually.
Sub8.
This...
Transcript 17/38
Liz: You can create dimensional portals while being inside such a portal?
Murtaugh: Yes, I can.
Liz: And when you do, what happens then?
Murtaugh: ...you change direction.
Liz: Direction of what?
Murtaugh: Of everything.
He may not have shown the actual portal...
but the gold still came.
Wait a minute, if the Player had to open the door though that process Sub8 is all about....
Where is Mur?
If he was going after the others and its clear he would have to do the exact same thing as we did because his Karma Portal failed to penetrate the 5th Layer.
Is he using us again?
If not, why is everything needed to open the Gate to the Temple not done when we get to the Escape Pod?
Because if he is ahead of us, the Gate to the Temple in Layer 5 would be open.
I wonder....