Casino game thumbnails should behave like profile pictures because both need to...

https://casinocrowd.com/how-to-design-the-art-and-title-as-one-composition-for-impactful-thumbnails/

Casino game thumbnails should behave like profile pictures because both need to stand out clearly on small screens. Use one strong focal point to grab attention instantly. Apply high contrast to make details pop even when the image shrinks