This page is a list of least known Call of Duty: World at War canceled multiplayer levels.
Only .gsc file for Lagoon can be found in Mod Tools map scripts. The level featured Marine Raiders and Imperial Japanese Army. The effects file for Cliffside is mentioned in map scripts file, however, it is commented.
TrenchesEditOnly .gsc file for Trenches can be found in Mod Tools map scripts. The level featured Red Army and Wehrmacht. In the audio files, the faction leader announces "Enemy front captured!", suggesting a cancelled game-mode related to this map. It's also possible that it was similar to the similar named map in the DS version: Trenches.