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

https://qqpipi.com//index.php/What_Are_Good_Quick_Edits_for_Making_a_PFP_Pop_Without_Redrawing_It%3F

When picking or editing a gaming or anime PFP, focus on a strong silhouette and high contrast to keep it clear at small sizes. Crop the face close for better recognition, and use a simple background to avoid distractions