No worries, the help you seek has arrived. I know nothing about business cards, but there’s one website I usually use for getting mockups for brochures, posters, and brick-and-mortar ads. And I saw the business card mockups on this website as well. Yep, here you can get the Business Card Mockup you need. I bet you are going to like it, when it comes to all the other mockups, these guys post only the best ones, so I bet the same is correct for business cards.