I recently had some help making the characters for the musical idea mentioned previously. Again, if there is anywhere they can improve, let me know and if you have any suggestions in some parts, please I'm desperate

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Hero
Name: James Gordon
Alias: [Undecided],
Gender: Male
Power: Controlling general heat
(heat waves, fire, etc)
Personality: Stubborn, well meaning,
arrogant, spoiled, brave, strong
Vocal range: Baritone

Villain
Name: Ariana Cortez
Alias: [Undecided]
Gender: Female
Power: Terrakinesis
Personality: Weak willed, quiet,
scared, smart, pessimistic, desperate
Vocal range: Soprano or mezzo soprano/undecided

Civilian
Name: Alex Sanders
Alias: Doesn't use one
Gender: Non binary
Power: None
Personality: Vengeful, bitter, sassy,
quite scary at times, impatient, confident
Vocal range: Alto or tenor/undecided

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Please tell me what I can make better. I really want this to go over well.