Board Thread:General Discussion/@comment-25539649-20150620190612/@comment-1203476-20150620210209

Maybe she's the temple fusion we've been waiting for. The sardonyx gemstone is made out of quartz and has several colors, they could go that route.

She could also be, judging from the colors of the name on the blog, be Yellow Diamond. Maybe it's her real name, with Yellow Diamond being a rank more than anything.