In Dungeons & Dragons
' third edition Player's Handbook
, Two-Weapon Fighting is described as a feat
(special ability) that your player character
(or "PC") can acquire. From the Player's Handbook
"You can fight with a weapon in each hand. You can make one extra attack each round with the second weapon.
One of the better feats for PCs who want to kick ass
, although it is almost worthless
-- the penalties
for two-weapon fighting are typically so high that it's almost not worth it.