{
  "id": "MISSION_STORY_26",
  "type": "STORY",
  "config": {
    "title": "Layer 1: The Iron Shell",
    "description": "Breach the Spire's outer defenses. Destroy the Shield Generators.",
    "difficulty_tier": 5,
    "recommended_level": 11,
    "icon": "assets/icons/mission_target.png"
  },
  "biome": {
    "type": "BIOME_RUSTING_WASTES",
    "generator_config": {
      "density": "BOSS_RUSH"
    }
  },
  "narrative": {
    "intro_sequence": "NARRATIVE_26_INTRO",
    "outro_success": "NARRATIVE_26_OUTRO"
  },
  "objectives": {
    "primary": [
      {
        "id": "OBJ_DESTROY_GENS",
        "type": "ELIMINATE_UNIT",
        "target_count": 4,
        "description": "Destroy 4 Shield Generators.",
        "target_def_id": "ENEMY_SHIELD_GENERATOR"
      }
    ]
  },
  "rewards": {
    "guaranteed": {
      "currency": {
        "ancient_cores": 2
      },
      "unlocks": ["MISSION_STORY_27"]
    }
  }
}
