In general, Conan comic books can have value, especially if they are in excellent condition, have special covers, or are part of a limited run. However, the worth can vary greatly depending on factors like demand and collectibility.
Detective Conan was a mystery manga created by the Japanese manga artist Aoyama Gangchang, which was released in 2004. The story of the manga was set in Conan's neighbor, Detective Kudo Shinichi. It told the story of him solving various cases with the elementary school detective team. So far, the comic has been published in 12 volumes and has many fans around the world.
Tickets to Conan at Comic Con can be obtained by checking with authorized ticket vendors or by joining fan clubs related to Conan or Comic Con. Sometimes, they offer early access or special deals to members.