Resources used: (bare in mind that I do quite a lot of editing on pictures so you might not get quite the same results)

Photoshop
Stable Diffusion (Forge Flux) 
Model:  furrytoonmix_xlIllustrious

Prompt Infos: 

Steps: 35, Sampler: Euler a, Schedule type: Automatic, CFG scale: 7, Seed: 1110016387, Size: 1024x1024, Model hash: b3897ed289, Model: furrytoonmix_xlIllustrious, Denoising strength: 0.3, Clip skip: 2, Mask blur: 4, Inpaint area: Only masked, Masked area padding: 32, Lora hashes: "StS-Illustrious-Detail-Slider-v1.0: 2e7a68ec7e2e", Version: f2.0.1v1.10.1-previous-664-gd557aef9

masterpiece, best quality, amazing quality, male, very aesthetic, high resolution, absurdres, <lora:StS-Illustrious-Detail-Slider-v1.0:3>, rainbow background, sonic the hedgehog \(series\), solo,
Tails the Fox, ((tall, adult)), iridescent clothes, skirt, white gloves, full body view, Standing, smiling, happy expression, flat chest, belly, collar,

Negative prompt: realism, 3D,busty, ugly face, mutated hands, low res, blurry face, black and white, text, human, watermark, chubby, pubic hair, eyelashes, tears, piercing, lips, shoes , socks, eyelashes, plate, plates, ((((Female)))), ((breasts)), eye lashes, on car, eyelashes, from behind,