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Zero-Master is a Norwegian Doom speedrunner who, as of June 2022, submitted more than 220 demos to the Doom Speed Demo Archive. Together with Ryan Krafnick (Kraflab), Zero-Master also created and maintains the DSDA website.

Speedrunning achievements[edit]

Zero-Master was the first player who completed the UV pacifist runs for the following maps:

He also was the first player who used the pain elemental to get broken secrets on the Industrial Zone map from Doom II (during UV max run) and the Bunker map from The Plutonia Experiment (during NM100S run). After this he pulled off the first DOOM II NS Run with getting 100% secrets for all maps.

He also speedruns the modern Doom games. He had the world's first successful Ultra-Nightmare 100% run of Doom 2016; this video on his YouTube channel has more than 2 million views.[2] His 100% Ultra-Nightmare run of Doom Eternal has been viewed more than 1 million times.[3]

Current Compet-n records[edit]

The following data was last verified in its entirety on July 17, 2020.

Level runs for the PWADs[edit]

Zero-Master holds one map record for Alien Vendetta.

External links[edit]


  1. ZeroMaster010 (8 September 2017). pa02-2057, Underhalls done Pacifist!. Doomworld forums. Retrieved 14 August 2021.
  2. "Doom (2016) - Ultra-Nightmare - World First Full Playthrough."
  3. "Doom Eternal - 100% Ultra-Nightmare in 2:22:11."