Macavity (also called the Mystery Cat, the Hidden Paw and Napoleon of Crime) is a master criminal, but in the poem he is too clever to leave any evidence of his guilt. Macavity apparently possesses the mystical power of levitation, as he "breaks the law of gravity".

Introduction:
Macavity is a fictional character from T.S. Eliot's poem "Macavity: The Mystery Cat." He is known as the "master criminal" due to his exceptional ability to commit crimes without ever getting caught. Macavity's reputation as the master of crime is built upon various factors that distinguish him from other cats.

Physical Appearance:
Macavity is described as a tall, thin, and ginger cat with sunken eyes. He has a highly agile and flexible body, allowing him to contort himself into impossible shapes. This physical prowess enables him to escape capture easily and makes him nearly invisible.

Magical Powers:
Macavity possesses supernatural abilities that aid him in his criminal activities. He can teleport or vanish at will, making it incredibly difficult for authorities to apprehend him. Macavity's magical powers give him an advantage over other cats and make him appear as an enigmatic and elusive figure.

Intelligence and Cunning:
Macavity's intelligence and cunning are crucial aspects of his mastery of crime. He is portrayed as a strategic thinker who meticulously plans his crimes and leaves no trace behind. Macavity possesses an uncanny ability to anticipate and evade the efforts of the police, further enhancing his reputation as the master criminal.

Manipulation:
Macavity is skilled at manipulating events and other cats to his advantage. He often operates through his henchmen, the Napoleon of Crime, who carry out his plans while Macavity remains in the background. Macavity's ability to control others and orchestrate complex schemes adds to his image as the mastermind behind numerous crimes.

Conclusion:
Macavity's title as the master of crime derives from his unique combination of physical abilities, magical powers, intelligence, cunning, and manipulation. He effortlessly outwits the authorities, leaving them baffled and unable to apprehend him. Macavity's elusive nature and exceptional skills make him an intriguing and mysterious character in T.S. Eliot's poem.