Sverre André Kvernmo (Cranium)

Sverre André Kvernmo (alias Cranium or Soundblock) is a Norwegian level designer who started his career by creating Doom levels. In 1998, Doomworld nominated him one of the Top Ten Doom Level Makers‎ and conducted an interview with him. Outside of Doom, he has worked for, , and others, notably on , , and.

Inspiration
In the text files that accompany his levels, he lists the following maps as his personal "Hall of Fame": Nuke Mine, Castle of the Renegades, Eternity, Dante's Gate, Aliens TC's secret level, and Cleimos.

1995

 * Master Levels for Doom II
 * (BLACKTWR.WAD)
 * (BLOODSEA.WAD)
 * (MEPHISTO.WAD)
 * (TEETH.WAD)
 * (TEETH.WAD, secret level)
 * Cabal series:
 * Cabal 1: Bloodflood
 * Cabal 2: Derelict Station
 * Cabal 3: The Watchtower
 * Cabal 4: Temple of Death
 * Cabal 5: We who are About to Die
 * Cabal 6: Eye of the Storm
 * Cabal 7: The Image of Evil
 * Deadlock

1996

 * Eternal Doom
 * Textures

2013

 * Plasmaplant
 * caball (Doomshack)

2015

 * Five Rooms of Doom
 * MAP23: Needles And Pins
 * The Divide, a reject of TNT: Revilution (required as resource WAD) (Doomshack)
 * Pitchfork, a reject of TNT: Revilution (required as resource WAD) (Doomshack)

2016

 * Echelon

2020

 * echtex

Multiplayer
Sverre was the champion of the World Deathmatch Tournament '95 UK Heats, which served as part of the Deathmatch '95 event.