Occasionally, a community-made level for Doom 1 or 2 leaves an impression upon first playthrough so strong that a part of it follows me around everywhere I go.

Slaughterfest 2012 MAP30: "Anathema"

Zachary "Ribbiks" Stephens, 2012

Sleepwalking MAP03: "Unlearn to Breathe"

Ravendesk, 2023