The document discusses different types of art used in video games, including pixel art, isometric 3D graphics, concept art, texture art, and background graphics. Pixel art uses individual pixels to create simple images without shading or textures. Isometric 3D graphics allow 2D sprites to represent a 3D environment without complex calculations. Concept art conveys visual designs before final production. Texture art adds realism by applying textures to 3D models. Background graphics set the tone and establish the game's style and environment.