there's a fantastic thread sharing creepy and disturbing dragons and clans on FR of which I cannot be arsed to dig up a link to at this moment, and Desdemona's description really inspired me to kick out a quick little portrait.
Guardian dragons are property of Stormlight Workshop.
Link
MadFerret
http://flightrising.com/main.php?p=mb&board=drs&id=1079986 was it this one?