Invasion... Level 2: The Upper Decks

Invasion... Level 2: The Upper Decks is a single-level PWAD for Doom that was released in 1994. It was designed by Andy Chen and Claude Martins. It was preceded by Invasion... Level 1: Contamination.

Secrets

 * 1) (sector 90)
 * 2) (sector 306)
 * 3) (sector 963)
 * 4) (sector 970)
 * 5) (sector 981)
 * 6) (sector 983)
 * 7) (sector 1012)
 * 8) (sector 1014)
 * 9) (sector 1083)
 * 10) (sector 1179)
 * 11) (sector 1184)

Current records
The records for the map at the Doomed Speed Demos Archive are:

Things
This level contains the following numbers of things per skill level: