Features of Perplex City included content, based, disguised as , and occurring outside the .

Web - Based features of Perplex City included typing of card - puzzles into a and character .

Distributed problem solving was aimed at finding the "".

The treasure of Perplex City was the "" and the winner received £.

An example of a puzzle card answer is figuring out a character's phone number. The player types this number into the website. However, if they ring this number, the character it.

A character from the game was also on the radio.

Participants of the game worked together to write a under the name of a character. This is an example of activities being part of the game.

The puzzle cards also the space of Perplex City.

Perplex city has it's own values - .

A was created for a fictional drug company. During a real-life event, the makers of the game wanted the name of a fictional drug on M&Ms. They had to to the M&M company that the drug company was .

Perplex City was comprised of arcs that took place over years. They were words long and were typically focused.