In the Dungeons & Dragons role-playing game, game mechanics and die rolls determine much of what happens. These mechanics include: * Ability scores, the most basic statistics of a character, which influence all other statistics * Armor class, how well-protected a character is against physical attack * Hit points, how much punishment a character can take before falling unconscious or dying * Saving throws, a character's defenses against nonphysical or area attacks (like poisons, fireballs, and enchantments) * Attack rolls and damage rolls, how effectively a character can score hits against, and inflict damage on, another character * Skills, how competent a character is in various areas of expertise * Feats, what special advantages a character has through natural aptitude or tr