I believe the randomizing code for pyramid distribution to be disproportionate based on talking to more than a handful of members and also experiencing it myself.
I have gone thru more than 100 quests and I received numerous iterations of all with the exception of the
Not sure whether this was intentional or if it has been stated before but can you recheck the code for pyramid spawns. Thanks
On a side-note - PVP - hope you keep the run button active at all times ; )
LLAP - soup