If you tried to bank it, you would receive the message "A magical force prevents you from banking this item!". Before the random event gift released, if a player still had a Book of knowledge in his or her inventory, it was very unlikely but not impossible for a player to receive the Surprise Exam! random. However, the player would only retain one Book of knowledge. The Book of knowledge was presented as the tome of experience, since a player had proved his or herself capable of solving the multiple questions presented by the dragon Mr. Mordaut.