The sense of competition between artistic medium revolves around the idea of which is better, painting or sculpture. What we see in the 15th century is visual comparison and during leonardo"s time we start to see more formalized comparisons. Vasari talking about mantegna: he got his first commission and jealously builds between him and squarcione. Mantegna use of oil to paint stone like images and the image here andrea mantegna"s st. sebastian 1480, imitates antique sculpture. He also shows his knowledge of human form, very classically based male nude and figure. He also shows his knowledge of antique architecture. He is also showing his ability and knowledge of antique sculpture. Right at eye level is where st. sebastian"s feet are, there is a natural draw to the base designed extensively with antique details. Giisahille : take biblical stories and classical stories as their subjects.