{
  "levelId": "Level9",
  "name": "终极试炼（终极场景）",
  "scene": "ultimate",
  "description": "终极试炼关卡，解锁最后的植物武器，面对最强挑战",
  "backgroundImage": "images/LevelBackground/BG1",
  "availableWeapons": [
    "毛豆射手",
    "尖胡萝卜",
    "锯齿草",
    "西瓜炸弹",
    "回旋镖盆栽",
    "炙热辣椒",
    "仙人散弹",
    "秋葵导弹",
    "狼牙棒"
  ],
  "coinReward": 3000,
  "diamondReward": 200,
  "initialCoins": 45,
  "timeLimit": 300,
  "difficulty": "normal",
  "healthMultiplier": 2.6,
  "waves": [
    {
      "waveId": 1,
      "enemies": [
        {
          "enemyType": "normal_zombie",
          "count": 40,
          "spawnInterval": 0.8,
          "spawnDelay": 0.0,
          "characteristics": "中速移动, 无技能"
        },
        {
          "enemyType": "roadblock_zombie",
          "count": 15,
          "spawnInterval": 2.5,
          "spawnDelay": 5.0,
          "characteristics": "高生命, 慢速移动"
        },
        {
          "enemyType": "wandering_zombie",
          "count": 10,
          "spawnInterval": 4.0,
          "spawnDelay": 12.0,
          "characteristics": "左右摇摆, 近战范围大"
        }
      ]
    },
    {
      "waveId": 2,
      "enemies": [
        {
          "enemyType": "normal_zombie",
          "count": 35,
          "spawnInterval": 0.6,
          "spawnDelay": 0.0,
          "characteristics": "中速移动, 无技能"
        },
        {
          "enemyType": "mage_zombie",
          "count": 12,
          "spawnInterval": 3.0,
          "spawnDelay": 8.0,
          "characteristics": "远程魔法子弹攻击防御塔"
        },
        {
          "enemyType": "archer_zombie",
          "count": 10,
          "spawnInterval": 4.0,
          "spawnDelay": 15.0,
          "characteristics": "远程弓箭攻击"
        },
        {
          "enemyType": "barrel_zombie",
          "count": 6,
          "spawnInterval": 8.0,
          "spawnDelay": 22.0,
          "characteristics": "爆炸伤害, 自爆攻击"
        }
      ]
    },
    {
      "waveId": 3,
      "enemies": [
        {
          "enemyType": "normal_zombie",
          "count": 30,
          "spawnInterval": 0.5,
          "spawnDelay": 0.0,
          "characteristics": "中速移动, 无技能"
        },
        {
          "enemyType": "bucket_zombie",
          "count": 15,
          "spawnInterval": 2.0,
          "spawnDelay": 10.0,
          "characteristics": "超高生命, 极慢速移动"
        },
        {
          "enemyType": "stealth_zombie",
          "count": 12,
          "spawnInterval": 4.0,
          "spawnDelay": 18.0,
          "characteristics": "隐身能力, 快速移动"
        }
      ]
    },
    {
      "waveId": 4,
      "enemies": [
        {
          "enemyType": "boss1_gatekeeper",
          "count": 1,
          "spawnInterval": 0.0,
          "spawnDelay": 25.0,
          "characteristics": "超高生命, 多种攻击方式, 召唤小怪"
        },
        {
          "enemyType": "boss2_gravedigger",
          "count": 1,
          "spawnInterval": 0.0,
          "spawnDelay": 60.0,
          "characteristics": "超高生命, 范围攻击, 召唤增援"
        },
        {
          "enemyType": "bucket_zombie",
          "count": 10,
          "spawnInterval": 6.0,
          "spawnDelay": 40.0,
          "characteristics": "超高生命, 极慢速移动"
        }
      ]
    },
    {
      "waveId": 5,
      "enemies": [
        {
          "enemyType": "终极BOSS",
          "count": 1,
          "spawnInterval": 0.0,
          "spawnDelay": 30.0,
          "characteristics": "极高生命, 全屏攻击, 无敌阶段, 召唤军团"
        }
      ]
    }
  ],
  "levelSettings": {
    "energyMax": 9,
    "energyMaxUpgrades": [
      10,
      11,
      12,
      13,
      14,
      15,
      16,
      17,
      18,
      19,
      20,
      21,
      22,
      23,
      24,
      25,
      26,
      27,
      28,
      29
    ]
  }
}