This new story arc, about the potentially sinister awakenings of the Life Model Decoy known as Aida, already is more satisfying than last year’s long and disappointing Ghost Rider arc. And Mallory Janson, as Aida, is getting to play an increasingly juicy role – not only as the current incarnation of her LMD renegade, but as a previous model, decapitated but slowly being brought back to life, at least from the beck up, by some of the members of S.H.I.E.L.D. If you’re a young actress in Hollywood, landing a showy dual role such as this is one way to get a head…