Back of the Box As the GM, it is your job to keep the players entertained and happy at game night. With the Outdoor Encounter Cards 3, you're only moments from an unexpected adventure. Simply draw a card when the party is traveling across the landscape of your tantasy campaign world... and then get creative! This 36 card deck of inspiration is for use with any fantasy roleplaying game and is intended for experienced GMs only. Inspiration, not instruction.