Story Wise for those who don't know: The souls of 5 children in one metallic body of wires, 50 years of torture, being murdered, trapped, melted, locked away, and let loose. 

Molten Freddy's voice should be somewhat like pennywise, but should sound raspy and distorted, like a damaged speaker. It should be eerie, and they should show instability and unpredictability. They can shift between low and deep growls to high-pitched maniacal laughter. The audition should show the chaotic energy in their character.