We got quite a few of them this time!
Nephshaddoll Genius‘s concept art shows that the left leg has the feel of covered by gold threads.
Fairy Tail – Rochka artwork seems to be based on Sables!
The back and side view for Holy Night Rayel is revealed. The red flames on her weapon are also supposed to be holy flames.
Source from 遊戯王OCGチャンネル