For this reason, they are often modified by appropriate attributes such as Dexterity, Constitution, Wisdom or Luck.
Saving throws are represented as a numeric value that often changes as the character advances in experience.
In order to successfully make a throw, the character must roll dice (often a single 20-sided die ("d20") or three six-sided dice ("3d6")), achieving a result based on the calculated value of the saving throw which is compared against a success value.
Under different RPG systems, the roll and/or the success value may have modifiers added or subtracted to determine the outcome.
[3] A gamemaster may also allow a bonus on saving rolls to players who come up with creative ways for their characters to protect themselves.