Digital technology has come so far that independent video game designers can create and distribute their work online, and make their games about whatever they want. Some indie games have become mainstream hits, but Toby Fox's Undertale is a phenomenon. Fans have even hailed it as the "best game ever." Julian Feeld of Existential Gamer and Nathan Grayson of Kotaku explain how Undertale deconstructs and questions the fundamentals of video games -- while at the same time being really fun to play, with unforgettable characters. Learn more about your ad choices. Visit megaphone.fm/adchoices

Learn more about your ad choices. Visit megaphone.fm/adchoices