Custom Casual Black T-Shirt

I’m putting together a simple yet striking black T-shirt intended purely for casual wear. The cut will be a standard short-sleeve tee; what I still need is an eye-catching front (and possibly back) design that feels relaxed and everyday-friendly rather than corporate or event-oriented... (Budget: ₹600 - ₹1500 INR, Jobs: Adobe Illustrator, Adobe Photoshop, Fashion Design, Graphic Design, Photoshop, Photoshop Design, Print Design, T-Shirts)