Implement Silent Sisters (#513)
Implement Silent Sisters (#513)

* Implement Silent Sisters

jeremylarner/ringteki,ystros/throneteki,cryogen/throneteki,jeremylarner/ringteki,jbrz/throneteki,samuellinde/throneteki,jeremylarner/ringteki,jbrz/throneteki,Antaiseito/throneteki_for_doomtown,cryogen/throneteki,DukeTax/throneteki,gryffon/ringteki,Antaiseito/throneteki_for_doomtown,gryffon/ringteki,cryogen/gameteki,DukeTax/throneteki,gryffon/ringteki,samuellinde/throneteki,cryogen/gameteki