Board Thread:Questions and Answers/@comment-29825745-20160901132252/@comment-29825745-20160901141202

UnknownGeneralHero wrote: To be fair, Gon did not exactly block Biscuits Ko, she was moving her hand so slowly. If she actually punched with killing intent, I highly doubt Gon's Ken would have saved his life.

...if BISCUIT was punching with killing intent, I highly doubt Gon's Ken, Ko, Ryu, Jajenken, anything would have saved his life, to be sincere. :p

But I get your point. However, it remains true that people in this anime block special attacks with Ko. It really seems a lot like defense is easy and attack is hard.