Thread:Hitsuji Mamoru/@comment-1625009-20170501194405/@comment-1625009-20170502170221

well:

-Shirou was always a Master and a Servant

-Rin got turned into one

-Sakura has a line of Servants based on herself

don't know for sure, but since there is still a lot of material to be worked with TM and DW can take their sweet time.