Hunter X Hunter 2011 (dub) Episode 27 -

During a match between Killua and Zushi, Killua is unnerved by a strange, overwhelming pressure Zushi emits. This is the first formal introduction to the concept of Nen (and its sub-principle, Ren ) in the series.

They meet a young martial artist named Zushi and his mysterious teacher, Wing . Hunter x Hunter 2011 (Dub) Episode 27

Killua reveals he was first left at the arena by his father at the age of six with no money and was told to reach the 200th floor before coming home. During a match between Killua and Zushi, Killua