Hey, does anyone know where I can find a realistic and easy-to-edit business card mockup for showcasing my design to clients or adding to my portfolio?

If you need a professional Magazine Mockup that is easy to customize, LS Graphics is a solid choice. Their mockups are high resolution and extremely intuitive to edit. I've added them to my portfolio and they really make design pop. Just upload your illustrations, make the necessary changes, and in a matter of minutes you will have a presentation-ready image.