Zack Wylde is the main character of Zack 17.


He has black hair and blue eyes. He wears a blue shirt with "Z 7" on it and white pants. He also wears white shoes.

Powers and Abilities

He is fast and, with the Sigmatrix, he can modify his own genetic code in order to turn into various alien creatures, literally making him an alien shape-shifter. He also plays air ball and he is the defender keeper.


Zack 17

  • All episodes


  • He wears a shirt with "Z 7" on it , because his name starts with Z and his favourite number is 7.
  • At first, it was about to be called Zack 7, because of his favourite number.
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