E3SM2: Eternal Aliens Switcheroo (The Edge of Time)

The Edge of Time maps
E1 - Jungle Fever M1 M2 M3 M4 M5 M6 M7 M8 SM1 SM2
E2 - Not Egypt Again! M1 M2 M3 M4 M5 M6 M7 M8 SM1 SM2
E3 - Armies of Darkness E3M1: Lest Darkness Falls E3M2: Siege E3M3: The Confessor E3M4: The Impaler E3M5: The Abyss E3M6: Joyeuse E3M7: Corrupted Monastery E3M8: The End of Roads E3SM1: 2 Hectic 4 You E3SM2: Eternal Aliens Switcheroo

This level occupies the map slot E3SM2. For other maps with a non-standard slot, see Category:Non-standard map slots.

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E3SM2: Eternal Aliens Switcheroo is the tenth and second secret map in the Armies of Darkness episode of The Edge of Time. It was designed by FireSeraphim and uses the music tracks "Searching" by Rich Nagel (Weeds) (from Eternal Doom) and "Flee" by Stuart Rynn (stewboy) (from Ancient Aliens).

Walkthrough

Map of Eternal Aliens Switcheroo

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. An assault rifle is behind the start. (sector 7)
2. When you teleport to the second part of the map, head behind your teleporter to find an argent channeler. (sector 123)
3. In the room past the blue rune door, open the north wall to get an invulnerability. (sector 627)
4. In the starting area, the topmost crate on the west wall has a golden medikit. (sector 1272)
5. After opening the doors leading to the red rune key, as well as getting the blue rune key, return to the starting area and get on the south ledge. Head through the small door, open the blue rune door, and take the teleporter to telefrag the cyberdemon and get a megacharge. (sector 1273)
6. In the starting area, jump up at the northeast corner to pick up strange green capsules from the crates there. (sector 1397)

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
NM 100S
UV -fast
UV -respawn
UV Tyson
UV pacifist

The (absence of) data was last verified in its entirety on March 21, 2022.

Statistics

Map data

Things	1826
Vertices	8270
Linedefs	9394
Sidedefs	15377
Sectors	1624

Things

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

Single-player
Monsters	1	2	3	4	5
Zombieman	28	28	58	58	88
Shotgun guy	21	26	32	33	33
Heavy weapon dude	4	8	17	21	22
Imp	12	17	26	32	42
Lost soul	16	28	35	46	53
Demon	9	18	26	41	52
Spectre	2	3	6	8	10
Revenant	2	10	23	34	41
Cacodemon	2	5	8	8	8
Pain elemental	2
Hell knight	0	1	4	5	8
Baron of Hell	2
Arachnotron	0	0	1	3	6
Mancubus	4
Arch-vile	14	14	14	14	17
Cyberdemon	1
Former lieutenant	21	47	70	91	120
Alien	82	130	184	232	286
Weapons	1	2	3	4	5
Combat shotgun	1
Assault rifle	6
Heavy chaingun	1
Missile launcher	1
Argent channeler	1
Ammunition	1	2	3	4	5
Clip	24
Box of bullets	15
Box of shotgun shells	9
Rocket	1
Box of rockets	6
Shotgun shells	18
Cluster of rockets	13
Argent cell	1
Big argent cell	6
Health & Armor	1	2	3	4	5
Small heart	37
Heart	28
Large heart	8
Light combat armor	2
Heavy combat armor	1
Items	1	2	3	4	5
Health bonus	130
Invulnerability	2
Fléchette	4
Morph Ovum	3
Frost Ovum	4
Moai head trophy	1
Blue money bag	4
Ritual dagger	8
Strange yellow capsule	234
Strange green capsule	14
Bottle full of health bonuses	16
Armor shard	126
Helmet	34
Blade power	1
Armor backpack	3
Megacharge	2
Golden medikit	1
Keys	1	2	3	4	5
Blue keycard	1
Red keycard	1
Yellow keycard	1
Yellow skull key	1
Blue rune key	1
Red rune key	1
Yellow rune key	1
Miscellaneous	1	2	3	4	5
Teleport landing	19

Cooperative
Monsters	1	2	3	4	5
Zombieman	28	28	58	58	88
Shotgun guy	21	26	32	33	33
Heavy weapon dude	4	8	17	21	22
Imp	12	17	26	32	42
Lost soul	16	28	35	46	53
Demon	9	18	26	41	52
Spectre	2	3	6	8	10
Revenant	2	10	23	34	41
Cacodemon	2	5	8	8	8
Pain elemental	2
Hell knight	0	1	4	5	8
Baron of Hell	2
Arachnotron	0	0	1	3	6
Mancubus	4
Arch-vile	14	14	14	14	17
Cyberdemon	1
Former lieutenant	21	47	70	91	120
Alien	82	130	184	232	286
Weapons	1	2	3	4	5
Combat shotgun	1
Assault rifle	6
Heavy chaingun	1
Missile launcher	1
Argent channeler	1
Ammunition	1	2	3	4	5
Clip	24
Box of bullets	15
Box of shotgun shells	9
Rocket	1
Box of rockets	6
Shotgun shells	18
Cluster of rockets	13
Argent cell	1
Big argent cell	6
Health & Armor	1	2	3	4	5
Small heart	37
Heart	28
Large heart	8
Light combat armor	2
Heavy combat armor	1
Items	1	2	3	4	5
Health bonus	130
Invulnerability	2
Fléchette	4
Morph Ovum	3
Frost Ovum	4
Moai head trophy	1
Blue money bag	4
Ritual dagger	8
Strange yellow capsule	234
Strange green capsule	14
Bottle full of health bonuses	16
Armor shard	126
Helmet	34
Blade power	1
Armor backpack	3
Megacharge	2
Golden medikit	1
Keys	1	2	3	4	5
Blue keycard	1
Red keycard	1
Yellow keycard	1
Yellow skull key	1
Blue rune key	1
Red rune key	1
Yellow rune key	1
Miscellaneous	1	2	3	4	5
Cooperative start	8
Teleport landing	19

Inspiration and development

The inspiration for this map was: "What if MAP01 of both Ancient Aliens and Eternal Doom had their visual themes and their gameplay swapped on each other?"