WHAT DOES 7 DICE SET MEAN?

This really is known as the Core Mechanic. This method is persistently useful for all action resolution within the d20 program. In prior games from the D&D loved ones, The foundations for various steps, including the 1st-version hit tables or the second-edition Sophisticated Dungeons & Dragons (AD&D) "THAC0" and saving throw mechanics, assorted con