E1M8: Io Anomaly (Favillesco)

Favillesco maps
Ep.1: Genuflected on Io E1M1: Observatory E1M2: Technological Complex E1M3: Bio Research E1M4: Waste Treatment E1M5: Io Lab E1M6: Atmospheric Processor E1M7: Hardware E1M8: Io Anomaly E1M9: Monitoring Terminal
Ep.2: Tragedy over Europa M1 M2 M3 M4 M5 M6 M7 M8 M9
Alpha Ep.1: Apostasy on Amalthea M1 M2 M3 M4 M5 M6 M7 M8 M9
Alpha Ep.2: Desecration on Thebe M1 M2 M3 M4 M5 M6 M7 M8 M9

This level occupies the map slot E1M8. For other maps which occupy this slot, see Category:E1M8.

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E1M8: Io Anomaly is the eighth and final map of Favillesco - Episode 1: Genuflected on Io. It was designed by Nicolás Monti.

Walkthrough

Map of Io Anomaly

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. In the starting ring, take the south side all the way to the end opening the doors, then enter the third path from the end. Open the southwest wall and follow this passage to a soul sphere. (sector 242)

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, 2025.

Deathmatch

Player spawns

This level contains eight spawn points:

1. facing west. (thing 275)
2. facing east. (thing 276)
3. facing east. (thing 277)
4. facing south. (thing 278)
5. facing north. (thing 279)
6. facing south. (thing 280)
7. facing south. (thing 281)
8. facing north. (thing 282)

Statistics

Map data

Things	313
Vertices	999*
Linedefs	1081
Sidedefs	1509
Sectors	256

* The vertex count without the effect of node building is 829.

Things

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

Single-player
Monsters	1-2	3	4-5
Zombieman	8	12	18
Shotgun guy	13	17	23
Imp	13	17	23
Demon	6	8	10
Spectre	12	16	26
Baron of Hell	4	6	10
Weapons	1-2	3	4-5
Shotgun	1
Chaingun	1
Ammunition	1-2	3	4-5
Box of bullets	16
Box of shotgun shells	6
Rocket	4
Box of rockets	8
Health & Armor	1-2	3	4-5
Stimpack	16
Medikit	2
Armor	2
Items	1-2	3	4-5
Armor bonus	8
Health bonus	10
Supercharge	1
Backpack	1
Computer area map	1
Partial invisibility	2
Miscellaneous	1-2	3	4-5
Exploding barrel	20
Teleport landing	16

Multiplayer
Monsters	1-2	3	4-5
Zombieman	8	12	18
Shotgun guy	13	17	23
Imp	13	17	23
Demon	6	8	10
Spectre	12	16	26
Baron of Hell	4	6	10
Weapons	1-2	3	4-5
Shotgun	1
Chaingun	1
Ammunition	1-2	3	4-5
Box of bullets	16
Box of shotgun shells	6
Rocket	4
Box of rockets	8
Health & Armor	1-2	3	4-5
Stimpack	16
Medikit	2
Armor	2
Items	1-2	3	4-5
Armor bonus	8
Health bonus	10
Supercharge	1
Backpack	1
Computer area map	1
Partial invisibility	2
Miscellaneous	1-2	3	4-5
Cooperative start	4
Deathmatch start	8
Exploding barrel	20
Teleport landing	16

External links

• Favillesco - Episode 1: Genuflected on Io demos at the Doom Speed Demo Archive