pegasasuko, miki sayaka, oktavia von seckendorff, mahou shoujo madoka magica, mahou shoujo madoka magica (anime), spoilers, 10s, 1girl, adapted costume, bare shoulders, blue eyes, blue hair, bound, covering face, covering own mouth, covering privates, dagger, female focus, from side, knife, matching hair/eyes, merfolk, mermaid, monster girl, musical note, pink background, ribbon, short hair, solo, soul gem (madoka magica), strapless, tied up (nonsexual), tube top, weapon