Trader

The trader is one of the special Monks. He/She pops up behind your door looking to trade supplies, if you keep holding the trap door you will see one of these messages alerting that its him/her:

'' Psst... I have something! ''

I have some useful stuff...

Trades

 * Map for Geiger
 * Flashlight for Gas Mask
 * Radio for Axe
 * Water for Cards
 * Axe for Flashlight