Simplify the following text for a Grade 6 native English-speaking person.
Original: The Penguin has appeared as a boss in several Batman video games , including Batman : The Caped Crusader , the various video game adaptations of the movie Batman Returns , Batman : The Animated Series and Adventures of Batman & Robin for the Super NES .
Simplified: The Penguin is an enemy of Batman in DC Comics . He is played by Burgess Meredith in Batman : The Movie and by Danny DeVito in Batman Returns .