When picking or editing a gaming or anime PFP, focus on a clean 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 clean silhouette and high contrast—these help your icon pop even when tiny. Crop tight on the face to keep key details visible and skip any text or busy backgrounds