E1M4 - Voyage of the Scourge
Successfully stowing on board the ship, Logan must now destroy it to prevent the Scourge from invading other worlds. He must gain access to the engine room, but first he'll have to fight the commander of the invasion, one of Garibaldi's elite soldiers.
Changes from original map:
-Changed many textures.
-Added new sectors, including a new floor.
-Added new sounds, including an alarm that sounds at the beginning when certain conditions are met.
-Added a couple new secrets.
-Added new sprites for decorations.
-The route you take through the level has been changed.
-The end elevator from the original map has been removed.