Primary Die

Primary Die is a mechanical term and type of Die. It refers to either a D20, D100 or a Determination Die each being the central Die of their respective Dice Pools.

• The D20 is the Primary Die in Dice Pools for Checks, Attacks and Saves.
  
• The D100, consisting of 2 traditional polyhedral D10, the Die with double 0's representing the 1's and the Die with Results 10 - 90 representing the 10's, is the Primary Die in Dice Pools used for generating most Tests where a Table is involved.
• Determination Die are the Primary Die when performing Determination Tests and vary depending on the Determination Tests being generated.