An upscaler that is close to a1111 up-scaling when values are between 0.50 and 0.60 based on latent empty images :
See : https://civitai.com/models/262820/img2img-and-extras-upscaler-like-a1111-in-comfyui
A magic painting/in-painting workflow to edit endlessly an image with few changes :
See : https://civitai.com/models/264810/magic-paint-in-paint-with-depth-control