Muriel is the co-main antagonist the 1986 Italian erotic horror comic "Storie Viola 4: I demoni di Saturno". She was created by Carmelo Gozzo (writer).
Muriel is a deviless who aids Brian Trascott, a producer and director who sold his soul to Satan in exchange for becoming rich and famous. Posing as his human assistant, Muriel finds actresses for Trascott's movies with the stipulation that once all of the needed footage has been filmed, she will then sacrifice the actress in the acidic fumes of Saturn with her fellow devils.
Full gallery: Muriel (Storie Viola)