Using the model

Just generate at 1024 x 1024 or 896 x 1152 and use your favorite upscaling method

For IL

photorealistic, realistic, photo, cosplay photo, real,

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[your character] cosplay,

Negative prompt:

2d, cartoon, illustration, sketch, anime, manga, comic, drawing, art, traditional media, animated, lineart, flat color, anime coloring, scan,greyscale, ai-generated,ugly, old, fat,bad anatomy, bad proportions, bad perspective, error,censored, watermark,