Hunter x Hunter (2011) Episode 66: Strategy x and x Scheme
Episode 66 of 148 of Hunter x Hunter (2011), aired February 9, 2013, 25 minutes. Available with English subtitles and dub where released.
Episode summary
Killua returns after easily passing his second try at the Hunter Exam. Now that Gon, Killua, and Bisky are together again, they begin working on beating this game by collecting cards. Meanwhile, the other players are scheming to gather the cards they need to complete the game.