MAP18: Cyclone Utilities (Remember Your Birthday) (BTSX-E1)

MAP18: Cyclone Utilities (Remember Your Birthday) is the eighteenth level of the first episode of Back to Saturn X. It was designed by Simon Judd (SlayeR), who also composed the level's untitled music track.

Walkthrough

 * Letters in italics refer to marked spots on the map. Sector numbers in boldface are secrets which count towards the end-of-level tally.

Secrets

 * 1) Sector 290: In the corridor in the far east of the map, press the northern green panel, as it lowers to allow access to the ledge. A computer area map can be found here.
 * 2) Sector 467 Near the end of the long lava hallway, right before the room with the switch, an inaccessible room with two radiation suits, a medikit, an energy cell, and several armor bonuses can be seen alongside the hallway. Shoot the switch inside this room to open a hidden door nearby, revealing another switch. Press this switch to open the room with the suits.
 * 3) Sector 997: Next to the exit, turn right and jump from the high platform to the nearby ledge and turn left to find an opening. Inside is a large room with dead bodies and elevators leading up to a soulsphere.
 * 4) Sector 1089: In the round computer room with a mancubus, jump onto the western ledge. One of the computers can be lowered to reveal a megasphere.
 * 5) Sector 1101: In the room south-east of the red key, find the alcove with the chaingunner and the flickering lights. Press the back wall. A platform with a soulsphere lowers.

Speedrunning
The records for this map at the Doomed Speed Demos Archive are: Last updated on March 16, 2013.

Things
This level contains the following number of things on each skill level: