He's quite the detective! It's Ace Hart from the Dog City TV series.
Main trigger word- AceHart, german shepherd
clothing and eyes-
Daily clothes- grey hat, white business shirt, tanned coat, black pants, blue tie with red stripes, brown shoes, red suspenders
Undressed- light blue boxers with red hearts and white dog bones, white **** top,
blue collar, red leash,
Fancy suit- blue shirt, white suit jacket, black tie, blue buttoned shirt, white shorts,
Vacation- blue buttoned shirt, white shorts, brown shoes
Eyes- brown eyes, black eyes, crazed eyes
Put these in negative prompts or else- colored hair, brown hair, multiple people, background characters, colored chest. colored stomach, white stomach, white chest