They could just do what the Cairns Musical Theatre company did, color blind the casting and hire a 40 year white woman to play the role and light her in a hue of yellow!
Well I didn't want to get into it, but he's a Satanist.
Every full moon he sacrifices 4 puppies to the Dark Lord and smears their blood on his paino.
This should help you understand the score for Wicked a little bit more.
Tazber's: Reply to
Is Stephen Schwartz a Practicing Christian