In the fourth classic episode of Deep Design, T. C. Petty III talks about a bunch of buzzwords, like “magic circle,” “flow,” and “the hedonic treadmill.” Normally, these nebulous targets for player engagement and high-concept conversations are only fodder for philosophical debates. But, with trademark humor, T. C. explains some objective ways for designers to harness the transformative power of gaming to improve their game’s reception and possibly improve the lives of their players.