Caverns - Area 1: Excavation Transfer

Caverns - Area 1: Excavation Transfer is the twenty-fifth level of Doom 3. The player advances towards the primary excavation site, where the Hell portal is located. Level 1 contains the oldest, original Mars base. It is also the last level to have a fictional characters' PDA.

PDAs

 * Robert Cody

Characters

 * J. Katayama

Enemies

 * Trites
 * Imps
 * Wraiths
 * Chaingun Commandos
 * Cacodemons
 * Hell Knights
 * Arch-Viles

Weapons/Items

 * Pistols
 * Shotguns
 * Machine Guns
 * Grenades
 * Chainguns
 * Plasma Guns
 * Medkits
 * Armor Shards
 * Security Armor
 * Adrenaline
 * Bullets
 * Shells
 * Clips
 * Ammo Belts
 * Plasma Cells
 * Rockets
 * BFG Cell
 * Caverns Access Key Card

Behind the Scenes

 * There appear to be tremors and mild 'Marsquakes' in this level, as Robert Cody's PDA mentions. However, Mars has no tectonic plates and, as such, no quakes ever occur on Mars. So, this is most likely the effects of Hell or demons.