{"schemaVersion":1,"record":{"key":"mechanic/game-mechanics--gm-crawling-under-floors","type":"mechanic","id":"game-mechanics--gm-crawling-under-floors","lang":"en","title":"Crawling under floors","summary":"Space beneath the main floor becomes a concealed route. Its low ceiling restricts posture, visibility and equipment use.","updatedAt":"2026-10-21","status":"active","url":"https://gamemechanics.pro/en/knowledge/mechanic/game-mechanics--gm-crawling-under-floors/","jsonUrl":"https://gamemechanics.pro/api/v1/knowledge/en/mechanic/game-mechanics--gm-crawling-under-floors.json","markdownUrl":"https://gamemechanics.pro/content/knowledge/en/mechanic/game-mechanics--gm-crawling-under-floors.md","aliases":["Crawling under a floor"],"tags":["Game design techniques","Movement"],"sourceIds":["source-0c6f56acf1e7bfd3","source-aacb2375364e07b5"],"sources":[{"id":"source-0c6f56acf1e7bfd3","title":"Game Mechanics: Crawling under floors","url":"https://gamemechanics.org/patterns/crawling-under-floors","verifiedAt":null},{"id":"source-aacb2375364e07b5","title":"Doom 3 (2004)","url":"https://gamemechanics.org/patterns/crawling-under-floors/game/doom-3","verifiedAt":null}],"sections":[{"id":"principle","title":"How it works","body":"A low passage beneath flooring provides a traversal route."},{"id":"variants","title":"Variants","body":"### How the technique works\n\n<a id=\"gm-crawling-under-floors-rule\"></a>\n\n- A low passage beneath flooring provides a traversal route. <a id=\"gm-crawling-under-floors-definition\"></a>"},{"id":"context","title":"Context and limits","body":"All 199 Game Mechanics entries at the check date: player actions, systems, presentation techniques and contested patterns. Entries are grouped by their first source-card category; all categories appear in their descriptions. Definitions use original wording. References link to game-specific galleries; images and videos remain at the source."}],"relations":[],"placements":[{"catalogId":"game-mechanics","id":"gm-crawling-under-floors","title":"Game design techniques","url":"https://gamemechanics.pro/en/mechanics/game-mechanics/#gm-crawling-under-floors","categoryIds":["gm-category-movement"]}],"supersededBy":[],"attributes":{"preview":{"updatedAt":"2026-10-21","title":"Crawling under a floor","description":"Space beneath the main floor becomes a concealed route. Its low ceiling restricts posture, visibility and equipment use.","image":{"src":"images/mechanics/traversal-crawling-under-floors.webp","width":598,"height":332,"game":"Doom 3 (2004)","sourceUrl":"https://gamemechanics.org/patterns/crawling-under-floors","originalUrl":"https://cdn.gamemechanics.org/webm/doom_3_under_floor.webm","sourceFrameSeconds":12.41,"credit":"id Software; clip via GameMechanics.org","rights":"© respective game rights holders. Clip source: GameMechanics.org. All rights reserved.","caption":"A grated floor above the concealed passage","alt":"Doom 3: a flashlight illuminates the grated main floor overhead while the player occupies the service space below.","markers":[{"x":52,"y":45,"label":"The main floor is visible overhead"}]},"tips":["Give the concealed route a recognizable entrance and exit.","Ensure camera restrictions do not hide a necessary turn."],"examples":[{"title":"Doom 3 (2004)","url":"https://gamemechanics.org/patterns/crawling-under-floors"}]}},"endsAt":null,"provenance":"Editorial reference index based on the 199 public Game Mechanics pattern pages checked on 2026-10-20. Original concise RU/EN definitions by gamemechanics.pro; pattern names, category associations and game-reference URLs retained from gamemechanics.org. The source gallery includes a film analogy. Linked materials retain their original rights; references are upstream attributions, not independent verification.","license":"CC-BY-4.0","codeLicense":"MIT","attribution":"gamemechanics.pro contributors","catalogKey":"catalog/game-mechanics"}}