{
    "name": "blood frenzy",
    "text": "The {NAME} has advantage on melee attack rolls against any creature that doesn't have all its hit points.",
    "subfeatures": [
        {
            "trigger": [ "N attacks N", "self", "creature" ],
            "conditions": [
                ["N made melee attack", "self" ],
                [ "(creature.HP,creature.MAXHP,<)" ]
            ],
            "effects": [{
                "target": "self",
                "effect": [ "Grant advantage" ]
            }]
        }
    ]
}