AN UNBIASED VIEW OF DICE SET

When an sum will be to be subtracted, the notation is nds-c or nDs-c; so 3d6-four instructs the participant to subtract four from the results of rolling 3d6. If the result of a modified dice roll is negative, it is usually taken to get zero or just one; for instance, when the dice roll establishes the quantity of damage to get more info a creature.