{"rewrite":{"id":"r_6a01c80d18ec5adacc714b84","clusterId":"c_e4f4a6ceb52ee914c281e9b7","slug":"stone-age-survival-game-polylithic-launches-with-10-player-co-op","model":"deepseek-v4-flash","headline":"Stone Age Survival Game Polylithic Launches With 10-Player Co-Op","summary":"indie.io released Polylithic, a Stone Age survival game by polyperfect, now available on Steam for 1,600 yen with a 35% discount until September 6. The game supports online co-op for up to 10 players and offers solo play, tribal leadership, character customization, hunger and body type systems, hostile tribes, and dog or hyena pets. It includes Japanese language support.","whyItMatters":"The official release adds a full set of tribe-management and survival systems that were not present before, making the co-op pitch concrete for players who waited through development.","webCardHtml":"\u003cp\u003eThe game launched with the systems the pitch promised. Alongside co-op for up to ten, players can customize characters, manage hunger and body type, face hostile tribes, and keep a dog or hyena as a pet. The tribal chief angle is the centerpiece: gather companions, expand a settlement, research new technology, and move from primitive to slightly organized primitive.\u003c/p\u003e\u003cp\u003ePolylithic is available on Steam for 1,600 yen, with a 35% launch discount running until September 6. Japanese is supported. The tone stays loose, with the developer leaning into bad meals, odd clothes, and questionable choices as part of the experience.\u003c/p\u003e","blueskyPost":"Polylithic's 10-player co-op stretches the survival genre's usual small-group pressure, but its 35% launch discount and September 6 deadline suggest indie.io is betting on early word of mouth.","twitterPost":"Polylithic's 10-player co-op challenges the genre's typical solo tension, while the 35% launch discount through September 6 signals a push for early community.","threadsPost":"Polylithic launches with 10-player co-op, a scale that shifts Stone Age survival from personal struggle to tribal management. The 35% discount until September 6 suggests indie.io is prioritizing an initial player base over immediate revenue, a common move for live-service survival titles.","newsletterBlurb":"indie.io released Polylithic, a Stone Age survival game that supports up to 10-player online co-op. It adds character customization, hunger and body type systems, hostile tribes, and dog or hyena pets at launch. The game is on Steam for 1,600 yen with a 35% discount until September 6.","attributionJson":"[{\"source\":\"Game Spark\",\"url\":\"http://www.gamespark.jp/article/2026/08/26/171228.html\",\"title\":\"【Up to 10-Player Co-op】Stone Age Survival 'Polylithic' Officially Released! Lead Your Tribe, Hunt, Farm, and Survive a Harsh World\"}]","lintFlagsJson":null,"lintHits":0,"costUsd":0,"inputTokens":4670,"outputTokens":593,"status":"published","repairAttempts":0,"nextRepairAt":null,"factsAttemptedAt":1788006588,"createdAt":"2026-08-29T12:17:28.000Z","publishedAt":"2026-08-29T12:21:45.000Z","updatedAt":"2026-08-29T12:17:28.000Z"},"cluster":{"id":"c_e4f4a6ceb52ee914c281e9b7","canonicalTitle":"【最大10人協力】石器時代サバイバル『Polylithic』正式リリース！部族を率いて狩りや農業をこなし過酷な世界で生きのびよう","representativeArticleId":"a_5617597ae4971ed31d386693","sourceCount":1,"writtenSourceCount":1,"writeAttempts":0,"isSolo":true,"entitiesJson":"{\"anime_titles\":[],\"manga_titles\":[],\"work_titles\":[\"Polylithic\"],\"studios\":[],\"people\":[],\"type\":\"release\",\"domain\":\"games\",\"is_roundup\":false}","contentType":"news","status":"published","firstSeenAt":"2026-08-25T17:01:41.000Z","lastSeenAt":"2026-08-25T17:01:41.000Z","updatedAt":"2026-08-29T12:21:46.000Z"},"attribution":[{"source":"Game Spark","url":"http://www.gamespark.jp/article/2026/08/26/171228.html","title":"【最大10人協力】石器時代サバイバル『Polylithic』正式リリース！部族を率いて狩りや農業をこなし過酷な世界で生きのびよう"}],"entities":{"anime_titles":[],"manga_titles":[],"work_titles":["Polylithic"],"studios":[],"people":[],"type":"release","domain":"games","is_roundup":false},"keyFacts":null}