HomeDatabaseAchievementsIntruder AlertIntruder AlertAchievementDefaultPermanentRequirementPurchase a sentry turret at the observatory and deploy it.TiersCount 1 · Points 5Copy linkCard imageIntruder AlertIntruder Alert is an achievement worth 5 points over 1 tier.Read this inDeutschEnglishEspañolFrançais中文
