Wing introduces the basic components of Nen (The "Four Exercises"):
Episode Title: "Nen × and × Nen" (Dub) Original Air Date (Japan): April 29, 2012 English Dub Premiere: November 12, 2016 Story Arc: Heavens Arena Arc Synopsis Hunter x Hunter 2011 (Dub) Episode 28
Initially appearing as a clumsy teacher, he is revealed to be a "Master of Kung Fu" and a Nen practitioner, though he expresses private concern over the "terrifying" potential of his new students. Significant Technical Concepts Wing introduces the basic components of Nen (The