Board Thread:General Discussion/@comment-26466034-20150624234833/@comment-32136498-20150625000544

Sard and Onyx are separate gems, they (like Ruby and Sapphire) are weak apart, but strong together. Sard will have a gem on her left leg and Onyx on his right, or vice versa, and thus, Sardonyx had two gems, one on each foot. I won't say shoulders because that placement is reserved for Emerald.