Generated the original image in Civitai, then used R-ESRGAN 4x+ Anime6B in Automatic1111 for upscaling and inpainting.
Original image before modification: https://civitai.com/images/6693859

Positive prompt: (chunie, tojo the thief, smagloosh, sigma x, gelato24, vf-01s, magnetus, honeybunnie, thechurroman, armomen, josephsuchus, keadonger, da polar inc, hb-viper, zerperay) fallout, feral, scalie, male, deathclaw, thick anus, anal juices dripping, thick tail, claws, teeth, from above, glowing eyes, solo focus, thick legs, digitigrade, feral male, spreading, top down, big ass, wide hips, monster boy, lying down, on back, spreading legs, holding legs ,Soft Shading, vibrant colors, clean lineart, cloaca, animal genitals, genital slit, insertion, anal insertion, alcohol bottle, improvised sex toy, cave, desert, sandy floor, shiny skin, oiled skin, bottom heavy, (small scales, detailed scales, large teeth, fangs, lots of teeth) <lora:epi_noiseoffset2:1.2> <lora:epiCRealismHelper:2> <lora:Furtastic_Detailer:1> <lora:hyperfusion_550k_128dim-LoCon_extracted-v7:1> <lora:more_details:1.1>

Negative prompt: boring_e621_v4, EasyNegative, Bad Hands 5, bwu, dfc, ubbp, updn, multiple tails, extra legs, extra heads, extra limbs, multiple penises depth of field, sketch, anthro,

Steps: 120,
Sampler: DPM++ 2M Karras,
CFG scale: 13,
Seed: 2720379912,
Size: 1536x2304,
Model hash: 6d71f31f61,
Model: yiffymix_v36,
Denoising strength: 0.44,
SD upscale overlap: 64,
SD upscale upscaler: R-ESRGAN 4x+ Anime6B,
Lora hashes: "epi_noiseoffset2: 3775aad8a02d, epiCRealismHelper: c5e24d9bc4b5, Furtastic_Detailer: 2e94914f676c, hyperfusion_550k_128dim-LoCon_extracted-v7: 66d481cf230a, more_details: 3b8aa1d351ef",
Version: v1.7.0