In this case, you must provide your concept art and/or your inspirational materials – for example, if you are doing a mash-up design of Mario in the style of Borderlands, but have not created a completed image, you would include images of Mario from his original source(s), as well as images from Borderlands. Babies like animal costumes because animals are adorable and infants too, so what happens when you put an infant in an animal costume?