Suspect No. 1: _vizaz
This individual appears to be tracing AI generated imagery and passing it off as her own work without disclosing it. This is likely not the first account she's used to do so, either.
Confidence: High
Evidence below
That's all I have for now that I'm willing to share. There are accounts I found that predate neffesi, but they're not as blatant about tracing generated art and sharing them would run the risk of doxxing her real name, so I'll refrain.