What are memes where pictures of a person are followed by picture of a similar looking character called?

Examples of this include: Jacob Sartorius pictures followed by an image of Stingy from Lazy Town with Ultimate by Denzel Curry, bald iDubbbz followed by Caillou, Vegetales followed by a vegetable salad and Gabe Newel followed by Peter Griffin. What is the collective name for these types of memes?