Based on Dillon Rolling western character Dillon. I didn't use any negative prompts in my renders. I recommend using this as your base positive prompt:

Dillon, male focus, furry, mature male, armadillo, green eyes, snout, grin, stern eyes, cowboy had, scarf, two toned scarf, shirtless, gloves, pantless, boots, coyboy boots, leather boots, simple shading, cartoon shading, scalie, (followed by your prompts.)

If you need a very basic prompt I recommend using this:

Dillon, male, armadillo, (followed by your prompts)