Just to be clear, though, Sivana these magical powers will not result in him turning blue at any point.
As an adult, Sivana has been trying to unlock the secrets of magic through science, and since he’s capable of blocking one of Shazam’s punches and shooting lightning, clearly he’s somehow accomplished this.
Thus far, we haven’t seen much of Thaddeus Sivana in the Shazam! previews, but what little has been shown highlights that he’ll be a physical match for Billy Batson in his superpowered form.
In the DC Extended Universe, Sivana was brought to the Rock of Eternity as a child by the mysterious Wizard, but didn’t end up being chosen to serve as the Wizard’s champion.