i use tensor :)) i used mostly Lyra's guide and tweaked the LoRa's and settings to my own thing, this was the prompt i used for a Calvin's solo, i edit sometimes with Gemini and PS or Procreate:

1male, 32-year-old, brunette buzzcut hair, green eyes, melancholic, sad, looking up at viewer, tattooed arms, wearing black shirt, tattooed neck, tattoos, bedroom background, dark moody background lighting, big muscles, sad expression, looking at viewer, chin in hands,