[
    {
        "id": "shuang_huan_fang",
        "displayName": "双幻坊",
        "hp": 3,
        "butterflyReveal": true,
        "princessCutsceneAtHpRatio": 0.5,
        "phases": [
            { "hpThreshold": 1.0, "mode": "pair_pincer", "actionIntervalSec": 2.2 },
            { "hpThreshold": 0.66, "mode": "fireball_spread", "actionIntervalSec": 1.8 },
            { "hpThreshold": 0.33, "mode": "clone_confuse", "actionIntervalSec": 1.4 }
        ]
    }
]