Pirate's Moon (expansion Pack)
MechWarrior 3: Pirate's Moon is the only expansion pack for MechWarrior 3, with an all new storyline and 20 new missions, plus six new mech, brand new terrains, and a number of weapons. The player can select either Campaign Missions or Pirate Missions which contain respective stories.
Read more about this topic: Mech Warrior 3