No matter how excellent you created your ideal business card graphics, half another part of your mission is still unaccomplished. You need to select a high-quality mockup that can highlight the strong points of your designs in the eyes of your audience.
Here is a photorealistic business card mockup that can interest you. A hand is holding a business card so that you can observe all its surfaces thoroughly. This card can receive your graphics and showcase them professionally. Paint this card with your gorgeous illustrations and the texts. Also, edit the background to fit your design better.