The Nether Sword is the Strongest Sword ever! It deals 2400 damage and has a 24 block range.
The Nether Sword wont do any damage to Pigs, Skeletons or Creepers.
Right-Click with the Nether Sword to shoot a Baseball, wich does 8 damage (0 to Pigs, Skeletons, Creepers and WTFs).
The Nether Sword is dropped by The Nether Prince.