[quote]But on a whole other note: I recognized that! I was like: ".....no way could I have heard that right...and in NO WAY is The Master telling the truth." {Let's be honest here, Missy could have kept The Master as its 'universally accepted'} I recognized it as Four gave the coordinates to Sutekh (is that how you spell it???)
[/quote]

Sutekh? Don't know what that is. I just remembered those coordinates from the episode Full Circle where Four gave the coordinates to K-9 so he could fly the TARDIS there. 

Also,

[quote]Thanks to Cassandra, her Doctor had taught her to block her mind just in case sociopath's on a rampage wouldn't get to her...however, she wasn't too certain how they would hold up against a fellow Time Lord.[/quote]

Eight never mentioned that the Master is a Time Lord. ...At least I don't think he did.