{"schemaVersion":1,"record":{"key":"mechanic/boss-fight-atlas--boss-scanning-beam","type":"mechanic","id":"boss-fight-atlas--boss-scanning-beam","lang":"en","title":"Scanning beam","summary":"A beam changes direction, sweeping a dangerous line across the arena.","updatedAt":"2026-10-22","status":"active","url":"https://gamemechanics.pro/en/knowledge/mechanic/boss-fight-atlas--boss-scanning-beam/","jsonUrl":"https://gamemechanics.pro/api/v1/knowledge/en/mechanic/boss-fight-atlas--boss-scanning-beam.json","markdownUrl":"https://gamemechanics.pro/content/knowledge/en/mechanic/boss-fight-atlas--boss-scanning-beam.md","aliases":[],"tags":["Boss fights","Beams"],"sourceIds":["source-49937bc2b570a1d2","source-0fa82b3c382b3767","source-3d98aa5b859ad11b","source-d88e73d9030adb59","source-8257284e3816dc3e","source-baf38070a8989361","source-945019fe5d82d809","source-9474c0b9c13eecc5"],"sources":[{"id":"source-49937bc2b570a1d2","title":"Boss Fight Atlas: Scanning beam (RU)","url":"https://polyakovin.github.io/boss-fight-atlas/ru/mechanics/scanning-beam/","verifiedAt":null},{"id":"source-0fa82b3c382b3767","title":"Boss Fight Atlas: Scanning beam (EN)","url":"https://polyakovin.github.io/boss-fight-atlas/en/mechanics/scanning-beam/","verifiedAt":null},{"id":"source-3d98aa5b859ad11b","title":"Absolute Radiance · Hollow Knight","url":"https://www.youtube.com/watch?v=bgh04-wCRyk&t=20s","verifiedAt":null},{"id":"source-d88e73d9030adb59","title":"Phrike · Returnal","url":"https://www.youtube.com/watch?v=UdBbTMFLFIo&t=32s","verifiedAt":null},{"id":"source-8257284e3816dc3e","title":"Ziva the Engineer · V Rising","url":"https://www.youtube.com/watch?v=2FaqtlB36V8&t=24s","verifiedAt":null},{"id":"source-baf38070a8989361","title":"Enemy Attacks and Telegraphing · Mike Stout","url":"https://www.gamedeveloper.com/design/enemy-attacks-and-telegraphing","verifiedAt":null},{"id":"source-945019fe5d82d809","title":"Boss Up: Boss Battle Design · GDC Vault","url":"https://www.gdcvault.com/play/1024921/Boss-Up-Boss-Battle-Design","verifiedAt":null},{"id":"source-9474c0b9c13eecc5","title":"Terraria","url":"https://www.youtube.com/watch?v=RIVHPmKQgV4&t=18s","verifiedAt":null}],"sections":[{"id":"principle","title":"How it works","body":"A beam changes direction, sweeping a dangerous line across the arena."},{"id":"variants","title":"Variants","body":"### How the technique works\n\n<a id=\"boss-scanning-beam-rule\"></a>\n\n- A beam changes direction, sweeping a dangerous line across the arena. <a id=\"boss-scanning-beam-definition\"></a>"},{"id":"context","title":"Context and limits","body":"A concise reference to all 124 Boss Fight Atlas mechanics across its 14 source sections. Each entry includes a definition, full RU/EN lesson links, game references and further reading retained from the source. Animations and detailed rules remain in the atlas."}],"relations":[],"placements":[{"catalogId":"boss-fight-atlas","id":"boss-scanning-beam","title":"Boss fights","url":"https://gamemechanics.pro/en/mechanics/boss-fight-atlas/#boss-scanning-beam","categoryIds":["catalog-part-3"]}],"supersededBy":[],"attributes":{"preview":{"updatedAt":"2026-10-22","title":"Scanning beam","description":"A beam changes direction, sweeping a dangerous line across the arena.","image":{"src":"images/mechanics/boss-frame-rivhpmkqgv4-18.webp","width":854,"height":470,"game":"Terraria","sourceUrl":"https://www.youtube.com/watch?v=RIVHPmKQgV4&t=18s","originalUrl":"https://www.youtube.com/watch?v=RIVHPmKQgV4","sourceFrameSeconds":18,"credit":"Re-Logic; gameplay capture by DumbCrispyCat","rights":"Game graphics © Re-Logic. Gameplay recording by DumbCrispyCat. Visible source markings preserved. All rights reserved; excluded from MIT and CC BY 4.0.","caption":"Moon Lord’s forehead-eye beam sweeps across the space","alt":"Moon Lord’s forehead-eye beam sweeps across the space","markers":[{"x":53,"y":45,"label":"The beam originates from the boss’s visible eye"}]},"tips":["Show the sweep’s starting point and direction before damage begins."],"examples":[{"title":"Terraria","url":"https://www.youtube.com/watch?v=RIVHPmKQgV4&t=18s"}]}},"endsAt":null,"provenance":"Editorial reference index based on the 124 public Boss Fight Atlas mechanic pages checked on 2026-10-20. Original concise RU/EN definitions by gamemechanics.pro; source categories, game/boss associations and reference URLs retained from the atlas. 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/boss-fight-atlas"}}