The Trickster

"the Trickster" is a title that is aquired after collecting Ghostweave on Treasure Hunter, turning it into a costume, then talking to regular Men and Women NPC's and using the "trick" option. After tricking in 10 cities you will have earned the title "the Trickster"

Those 10 towns are:
 * Al Karid
 * Lumbridge
 * Draynor Village
 * Edgeville
 * Catherby
 * Seers Village
 * Ardouge
 * Yanille
 * Falador
 * Varrock