When picking or editing a gaming or anime PFP, focus on a clear silhouette and...

https://dlf-ne.org/why-do-subtle-expressions-fail-in-small-profile-icons/

When picking or editing a gaming or anime PFP, focus on a clear silhouette and good contrast so it stands out even small and circular. Crop close to the face to keep key details visible. Skip text and use a simple background to avoid clutter