MAP04: The Hydrocore (Rowdy Rudy II)


Rowdy Rudy II maps 01-11

(01 - 11)
12 13 14 15 16 17 18 19 20
Bonus maps: 21 22

This level occupies the map slot MAP04. For other maps which occupy this slot, see Category:MAP04.
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MAP04: The Hydrocore is the fourth map of Rowdy Rudy II. It was designed by Voltcom9 and uses the music track "".


Map of The Hydrocore
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.


Other points of interest[edit]


  1. To get the rocket launcher north of the starting point, just head up the steps around it going counter-clockwise and jump to it from the southwest end. (sector 27)
  2. Head to the water north of the start and head east. Follow the health and armor bonuses to a super shotgun. (sector 30)
  3. Use the switch to the east of the red key, which opens several compartments around the whole map. Head back to the entrance of Secret #2 and head northeast, then north into the room containing an ammo clip, a health bonus, an armor bonus, and a berserk pack. (sector 189)


Demo files[edit]

Areas / screenshots[edit]


Routes and tricks[edit]

Current records[edit]

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 December 16, 2021.


Player spawns[edit]

This level contains eleven spawn points:

  1. facing east. (thing 122)
  2. facing south. (thing 124)
  3. facing south. (thing 125)
  4. facing north. (thing 128)
  5. facing north-west. (thing 129)
  6. facing south-east. (thing 130)
  7. facing south-west. (thing 134)
  8. facing south-west. (thing 135)
  9. facing north-east. (thing 139)
  10. facing north-west. (thing 141)
  11. facing south-west. (thing 143)


Map data[edit]

Things 177
Vertices 1544*
Linedefs 1568
Sidedefs 2299
Sectors 222
* The vertex count without the effect of node building is 1345.


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

Technical information[edit]

Inspiration and development[edit]


See also[edit]


External links[edit]