The image depicts an anthropomorphic creature that looks like a mouse, but with exaggerated, muscular features, giving it an intimidating yet cartoonish appearance. Here are the details:

Body: The creature is very muscular, with well-defined abs and pectorals, giving it a powerful appearance.Head: It has a mouse-like head with large, round, prominent ears. Her muzzle is short with a pink nose.Expression: She has an aggressive expression, with piercing black eyes and sharp teeth visible in a menacing sneer.Hands and feet: The hands and feet are humanoid, with well-defined toes and visible claws.Skin: The skin is smooth and grey, with a slightly shiny appearance.The overall impression is one of strength and aggression, while retaining the features of an anthropomorphised mouse design. This creature looks as if it has stepped straight out of a fantasy world or video game.