"The Claws of Lionfang"
Luke Cage is hired to investigate the murder of a City accountant by a tiger who appeared to be supernaturally intelligent. He takes on the job, and finds that he is prey to a trio of jungle cats, and finds that they can speak.
Cage fights them off, but must seek the attention of his doctor friends Burstein and Temple, as the cats' claws were dipped in poison.
Journalist Phil Fox has been trying to extort hush money from Cage. Fox know Cage's secret: that he is escaped convict Carl Lucas.
Cage finally tracks down Alejandro Cortez who invented a machine with which he gives intellect to jungle cats in exchange for control over them, and has christened himself Lionfang.