He has too little dialogue, I had to use the Library cutscene audio. But that audio file has some echo effect that I was unable to remove completely with UVR. I will try to remake his model when I can remove the effect and if it's actually clean.
https://huggingface.co/PGR-RVC/NieR_RVC_v2/resolve/main/EN/GrimoireNoirEN_RVC_v2_RMVPE_580e_Ov2.zip?download=true

According to notes regarding Project Gestalt, Grimoire Noir was given the specific task of initiating the resurrection of humanity. His magic was planned to be simultaneously decoded by Grimoire Weiss to complete the process for "true humanity."

Check our group at the link below for complete models repositories:
huggingface.co/PGR-RVC

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Download Link: https://huggingface.co/PGR-RVC/NieR_RVC_v2/resolve/main/EN/GrimoireNoirEN_RVC_v2_RMVPE_580e_Ov2.zip?download=true