Mature animation is comparatively rare in North America and Europe, as animated series are culturally expected to be created for children.  This list does not include Japanese, Chinese, or Korean series, as mature animation is much more common in these regions. 10 Best Animated TV Shows For Adults. And while those demographics may still be the core of any animated shows audience, Here are the best of them. Next. This is the only animated show on the list that can entertain children and adults to equal satisfaction. That in itself is an accomplishment. The quirky animation style and over-the-top adventures has made Adventure Time a modern classic.