MAP23: Security Control (Invasion II)

Invasion II maps 21-30
MAP21: Docking Ring MAP22: Waste Refinery MAP23: Security Control MAP24: Cargo Area MAP25: Mission Impossible MAP26: Habitat Ring MAP27: Opperations Control MAP28: Weapon Control MAP29: Death Caverns MAP30: Armageddon
01 02 03 04 05 06 07 08 09 10 11 12 13 14 15 16 17 18 19 20 (21 - 30) Secret maps: 31 32

This level occupies the map slot MAP23. For other maps which occupy this slot, see Category:MAP23.

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MAP23: Security Control is the twenty-third map of Invasion II. It was designed by Paul Fleschute (Moe).

Walkthrough

Map of Security Control

Letters in italics refer to marked spots on the map. Sector, thing, and linedef numbers in boldface are secrets which count toward the end-of-level tally.

Secrets

1. At the northwest corner of the starting area, open the inner wall to get three backpacks. (sector 217)
2. At the east end, climb to the top and use the southwest corner wall to find a megasphere. (sector 214)
3. At the corridor leading to the blue key, open the north wall east of the green light to find a switch, which lowers the soul sphere in the easternmost end of the map. (sector 191)
4. After using the switch at the southernmost end, return to the switch at the top of the diagonal steps and enter the east closet. Open the north wall to find an energy cell pack. (sector 188)
5. In a large room at the southwest end, head to the north wall east of the steps and open it to get a blur artifact. (sector 213)

Speedrunning

Current records

The records for the map at the Doom Speed Demo Archive are:

Run	Time	Player	Date	File	Notes
UV speed
NM speed
UV max	4:01.57	Revved	2012-12-27	inv23-401.zip
NM 100S
UV -fast
UV -respawn
UV Tyson
UV pacifist

The data was last verified in its entirety on January 16, 2022.

Statistics

Map data

Things	104
Vertices	959*
Linedefs	1100
Sidedefs	1491
Sectors	221

* The vertex count without the effect of node building is 851.

Things

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

Single-player
Monsters	1-2	3	4-5
Shotgun guy	3	5	17
Heavy weapon dude	5	5	8
Imp	8
Lost soul	2
Demon	3
Spectre	2
Revenant	2	2	9
Cacodemon	8
Pain elemental	1
Hell knight	1	1	3
Baron of Hell	0	2	2
Arachnotron	1
Mancubus	1
Weapons	1-2	3	4-5
Shotgun	1
Super shotgun	1
Ammunition	1-2	3	4-5
Clip	1
Box of bullets	4
4 shotgun shells	3
Box of shotgun shells	3
Rocket	3
Energy cell pack	1
Health & Armor	1-2	3	4-5
Stimpack	4
Medikit	4
Items	1-2	3	4-5
Health bonus	4
Supercharge	1
Megasphere	1
Backpack	3
Partial invisibility	1
Keys	1-2	3	4-5
Blue keycard	1
Yellow keycard	1

External links

• Invasion II demos at the Doom Speed Demo Archive