An invention for the alteration of avatar appearances based on avatar population in a virtual universe is provided. In one embodiment, there is a degradation tool, including an identification component configured to count an amount of a plurality of avatars within a region of a virtual universe. The degradation tool further comprises a modification component configured to degrade the appearance of a set of avatars from the plurality of avatars in the virtual universe based on the amount of the plurality of avatars within the region of the virtual universe.