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

https://atomic-wiki.win/index.php/How_Do_I_Decide_If_My_Avatar_Needs_a_Plain_Background_or_a_Lightly_Textured_One%3F

When picking or editing a gaming or anime PFP, focus on a strong silhouette and make sure the face is cropped close to fill the circle. Keep backgrounds simple and avoid text so your icon stays clear even when tiny