{"schemaVersion":1,"record":{"key":"mechanic/tactics-defense--t084","type":"mechanic","id":"tactics-defense--t084","lang":"en","title":"Rerouting enemies and building mazes","summary":"Building changes enemy routes, making travel length and available passages defensive resources.","updatedAt":"2026-10-22","status":"active","url":"https://gamemechanics.pro/en/knowledge/mechanic/tactics-defense--t084/","jsonUrl":"https://gamemechanics.pro/api/v1/knowledge/en/mechanic/tactics-defense--t084.json","markdownUrl":"https://gamemechanics.pro/content/knowledge/en/mechanic/tactics-defense--t084.md","aliases":[],"tags":["Tactics and defense","Mechanics and variants"],"sourceIds":["source-32d0598945d8807a","source-ca67b863bfb342a2"],"sources":[{"id":"source-32d0598945d8807a","title":"OpenRA","url":"https://www.openra.net/","verifiedAt":null},{"id":"source-ca67b863bfb342a2","title":"Defense Grid: The Awakening","url":"https://store.steampowered.com/app/18500/","verifiedAt":null}],"sections":[{"id":"principle","title":"How it works","body":"Building changes enemy routes, making travel length and available passages defensive resources."},{"id":"variants","title":"Variants","body":"### Mechanic variants\n\n<a id=\"t084-variants\"></a>\n\n- Obstacles lengthen the path to the objective. <a id=\"t084-v1\"></a>\n- Gates switch routes in response to a signal. <a id=\"t084-v2\"></a>\n- A no-blocking rule preserves reachability. <a id=\"t084-v3\"></a>\n- A breaker cuts a shorter route through walls. <a id=\"t084-v4\"></a>"},{"id":"example","title":"Design example","body":"A player opens the west gate after a volley to send the next group around a long loop.\n\nPrototype check: Test route recalculation when building near a moving enemy and prevent unexplained teleportation."},{"id":"context","title":"Context and limits","body":"Tactics and defense turn positioning, action order and preparation into limited resources. 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":"tactics-defense","id":"t084","title":"Tactics and defense","url":"https://gamemechanics.pro/en/mechanics/tactics-defense/#t084","categoryIds":["mechanics"]}],"supersededBy":[],"attributes":{"preview":{"updatedAt":"2026-10-22","title":"Rerouting enemies and building mazes","description":"Building changes enemy routes, making travel length and available passages defensive resources.","image":{"src":"images/mechanics/strategy-defense-grid-05.webp","width":1280,"height":720,"game":"Defense Grid: The Awakening","sourceUrl":"https://store.steampowered.com/app/18500/","originalUrl":"https://shared.akamai.steamstatic.com/store_item_assets/steam/apps/18500/0000005949.1920x1080.jpg?t=1721059385","credit":"Hidden Path Entertainment / Hidden Path Entertainment","rights":"© Hidden Path Entertainment / Hidden Path Entertainment. All rights reserved.","caption":"Towers occupy platforms beside the routes","alt":"Towers occupy platforms beside the routes","markers":[{"x":53,"y":48,"label":"Passages between building platforms"},{"x":83,"y":21,"label":"Towers cover sections of the route with fire"}]},"tips":["Update the route preview before an obstacle is placed."],"examples":[{"title":"Defense Grid: The Awakening","url":"https://store.steampowered.com/app/18500/"}]}},"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/tactics-defense"}}