Raven Darkholme, aka Mystique from Marvel Comics. This was a suggestion, so I made it.
Triggers:
Classic: mystiqueraven, 1girl, colored skin, blue skin, red hair, skull hair ornament, yellow eyes, no pupils, elbow gloves, thighhighs, dress, pelvic curtain, skull belt
Solo book: mystiqueraven, 1girl, colored skin, blue skin, red hair, skull hair ornament, yellow eyes, no pupils, crop top, tank top, midriff, leather pants, belt, cleavage, gloves