{"schemaVersion":1,"record":{"key":"mechanic/online-participation--t324","type":"mechanic","id":"online-participation--t324","lang":"en","title":"Battle royale and shrinking play areas","summary":"The safe area shrinks and forces repositioning. PUBG’s Blue Zone damages players outside it, increasing the cost of delay and concentrating encounters.","updatedAt":"2026-10-22","status":"active","url":"https://gamemechanics.pro/en/knowledge/mechanic/online-participation--t324/","jsonUrl":"https://gamemechanics.pro/api/v1/knowledge/en/mechanic/online-participation--t324.json","markdownUrl":"https://gamemechanics.pro/content/knowledge/en/mechanic/online-participation--t324.md","aliases":[],"tags":["Online worlds and participation","Mechanics and variants"],"sourceIds":["source-d6403e86b24cf114","source-0751e2719f58af49"],"sources":[{"id":"source-d6403e86b24cf114","title":"Steamworks: Multiplayer","url":"https://partner.steamgames.com/doc/features/multiplayer","verifiedAt":null},{"id":"source-0751e2719f58af49","title":"PUBG: BATTLEGROUNDS","url":"https://www.pubg.com/en-asia/game-info/overview","verifiedAt":null}],"sections":[{"id":"principle","title":"How it works","body":"Shrinking safe areas force movement and increase encounter density, connecting looting to predicting a future route."},{"id":"variants","title":"Variants","body":"### Mechanic variants\n\n<a id=\"t324-variants\"></a>\n\n- Warnings reveal the next safe region. <a id=\"t324-v1\"></a>\n- Out-of-zone damage limits delay time. <a id=\"t324-v2\"></a>\n- Variable starts change available loot. <a id=\"t324-v3\"></a>\n- Ally recovery creates an additional risk objective. <a id=\"t324-v4\"></a>"},{"id":"example","title":"Design example","body":"A squad abandons a rich depot because the route to the next zone crosses an occupied bridge.\n\nPrototype check: Test next-zone reachability from valid current positions and boundary visibility over different terrain."},{"id":"context","title":"Context and limits","body":"Online mechanics connect individual contributions to shared state, participation timing and explicit commitments between players. Each overview separates player actions, state changes and alternative rules. Examples are hypothetical design scenarios, not claims about a named game. A prototype check states an observable question for the next iteration. Existing detailed references remain separately linked from the direction map."}],"relations":[],"placements":[{"catalogId":"online-participation","id":"t324","title":"Online worlds and participation","url":"https://gamemechanics.pro/en/mechanics/online-participation/#t324","categoryIds":["mechanics"]}],"supersededBy":[],"attributes":{"preview":{"updatedAt":"2026-10-22","title":"Battle royale and shrinking play areas","description":"The safe area shrinks and forces repositioning. PUBG’s Blue Zone damages players outside it, increasing the cost of delay and concentrating encounters.","image":{"src":"images/mechanics/online-pubg-zone.webp","width":1440,"height":810,"game":"PUBG: BATTLEGROUNDS","sourceUrl":"https://www.pubg.com/en-asia/game-info/overview","originalUrl":"https://wstatic-prod.pubg.com/web/live/main_e126bfe/videos/video-scene3-3.309e2a9.mp4","sourceFrameSeconds":1.75,"credit":"KRAFTON","rights":"© KRAFTON. Official image or public interface capture; all rights reserved. Excluded from portal MIT and CC BY 4.0.","caption":"PUBG: the Blue Zone boundary in the official gameplay demonstration","alt":"PUBG: the Blue Zone boundary in the official gameplay demonstration","markers":[{"x":30,"y":57,"label":"The blue boundary separates danger from the remaining safe area"}]},"tips":["Provide warning, travel time and information about the next safe area."],"examples":[{"title":"PUBG: BATTLEGROUNDS","url":"https://www.pubg.com/en-asia/game-info/overview"}]}},"endsAt":null,"provenance":"Original bilingual editorial overviews authored for gamemechanics.pro on 2026-10-20 and reviewed on 2026-10-21. Scenarios are hypothetical design examples; prototype checks describe work to perform, not completed playtests. Primary sources support the stated techniques and implementation context, not every proposed variant.","license":"CC-BY-4.0","codeLicense":"MIT","attribution":"gamemechanics.pro contributors","catalogKey":"catalog/online-participation"}}