Disguise
From Detective Conan Wiki
Many cases and arcs involve the use of a disguise.
Contents
Disguises in Detective Conan
Latex masks
Voice mimicry
Characters who specialize in disguise
Many of the characters who specialize in disguise studied on a magician, and many magicians in Detective Conan also have disguise abilities.
Vermouth
Kaitou Kid
Yukiko Kudo
Detective Conan vs. real world disguise
In real world, creating a facial mask may be possible, but trying to impersonate other people and not to mention in a short amount of time is more likely impossible. In Detective Conan, Vermouth and Kaitou Kid seems to change themselves really quickly (and easily) unlike Yukiko.