--In the Advanced Dungeons & Dragons Dungeon Master’s Guide, Gary Gygax describes his approach.

--In the Advanced Dungeons & Dragons Dungeon Master’s Guide, Gary Gygax describes his approach.

“Allow the dice to control the situation. This can be done by assigning reasonable probability to an event and then letting the player dice to see if he or he can make that percentage.” Gygax made up rulings on the spot to suit whatever seemed “correct and logical.”
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