{
  "nodes": [
    {
      "id": "defense",
      "label": "Defense",
      "description": "Take 10% less damage",
      "parent": null,
      "effect": { "stat": "damageReduction", "add": 0.10 }
    },
    {
      "id": "offense_damage",
      "label": "Offense: Power",
      "description": "Increase damage by 20%",
      "parent": null,
      "effect": { "stat": "damage", "multiply": 1.20 }
    },
    {
      "id": "offense_firerate",
      "label": "Offense: Speed",
      "description": "Increase fire rate by 40%",
      "parent": null,
      "effect": { "stat": "fireRate", "multiply": 1.40 }
    },
    {
      "id": "defense_hp",
      "label": "Iron Will",
      "description": "Gain +25 max HP",
      "parent": "defense",
      "effect": { "stat": "maxHp", "add": 25 }
    },
    {
      "id": "defense_regen",
      "label": "Resilience",
      "description": "Take 15% less damage",
      "parent": "defense",
      "effect": { "stat": "damageReduction", "add": 0.15 }
    },
    {
      "id": "offense_pierce",
      "label": "Piercing Shots",
      "description": "Increase damage by 30%",
      "parent": "offense_damage",
      "effect": { "stat": "damage", "multiply": 1.30 }
    },
    {
      "id": "offense_rapidfire",
      "label": "Rapid Fire",
      "description": "Increase fire rate by 50%",
      "parent": "offense_firerate",
      "effect": { "stat": "fireRate", "multiply": 1.50 }
    },
    {
      "id": "offense_speed",
      "label": "Swift",
      "description": "Move 20% faster",
      "parent": "offense_firerate",
      "effect": { "stat": "speed", "multiply": 1.20 }
    }
  ]
}