Your time is precious, and your options are endless. The good news: We watch it all so you don’t have to. Polygon’s What to Watch highlights the best, the funniest, the scariest, and the most exciting in movies, TV, and everything in between. Stop scrolling, start watching! Donghua — Chinese animation, sometimes mistakenly conflated with anime — covers as wide a variety of tones and subjects as any other type of animated story, from sunny necromancers to particularly rebellious children with dragon friends. Donghua titles have been showing up on Crunchyroll and Netflix more and more lately, and some of…