Formula

function CommonFun.calcDamage_2301(srcUser, targetUser, params, damageParam, logger)
  local Int = srcUser:GetProperty("Int")
  local Vit = srcUser:GetProperty("Vit")
  local MAtk = srcUser:GetProperty("MAtk")
  local MAtkPer = srcUser:GetProperty("MAtkPer")
  local MDamIncrease = CommonFun.calcMDamIncrease(srcUser, targetUser)
  local IgnoreMDef = srcUser:GetProperty("IgnoreMDef")
  if 1 <= IgnoreMDef then
    IgnoreMDef = 1
  end
  local MRefine = srcUser:GetProperty("MRefine")
  local srcAtkElement = CommonFun.GetUserAtkAttr(srcUser, params, damageParam)
  local targetDefElement = targetUser:GetProperty("DefAttr")
  local MDef2 = targetUser:GetProperty("MDef")
  local MDefPer2 = targetUser:GetProperty("MDefPer")
  local Vit2 = targetUser:GetProperty("Vit")
  local VitPer2 = targetUser:GetProperty("VitPer")
  local Int2 = targetUser:GetProperty("Int")
  local IntPer2 = targetUser:GetProperty("IntPer")
  local MDamReduc2 = CommonFun.calcMDamReDuc(srcUser, targetUser)
  local RefineMDamReduc = targetUser:GetProperty("RefineMDamReduc")
  local damChangePer = damageParam.damChangePer
  local damChangePer1 = damageParam.damChangePer1
  local elementparam2 = CommonFun.CalcElementParam2(srcUser, targetUser, params, damageParam, logger)
  local raceparam = CommonFun.CalcRaceParam(srcUser, targetUser, params, damageParam, logger)
  local raceparam2 = CommonFun.CalcRaceParam2(srcUser, targetUser, params, damageParam, logger)
  local bossparam = CommonFun.CalcBossParam(srcUser, targetUser, params, damageParam, logger)
  local bossparam2 = CommonFun.CalcBossParam2(srcUser, targetUser, params, damageParam, logger)
  local BaseMAtk = Int + math.floor(Int * Int / 100)
  local MAtkFinal = ((MAtk - BaseMAtk) * (1 + MAtkPer) + BaseMAtk) * raceparam * bossparam * bossparam2 * CommonFun.calcMagicElement(srcUser, targetUser, params, damageParam) * elementparam2
  local A = ((MAtkFinal * (1 - MDamReduc2) * damChangePer + 50 + MRefine) * (1 - RefineMDamReduc) * damChangePer1 - Vit2 / 2 * (1 + VitPer2) - Int2 * (1 + IntPer2)) * (1 + MDamIncrease)
  if A <= 1 then
    return 1
  end
  return A
end

Enemy

{
  "id": 155880,
  "BuffDesc": "Curse: Decrease Atk, Move Speed, Luck",
  "BuffIcon": "skillbuff_commonbuff",
  "BuffName": "Curse Effect [Curse]",
  "BuffRate": {
    "Odds": 30
  },
  "BuffType": {
    "isgain": 0,
    "isdisperse": 1
  },
  "IconType": 1,
  "BuffEffect": {
    "Luk": -10,
    "type": "StatusChange",
    "AtkPer": -0.25,
    "MoveSpdPer": -0.5,
    "StateEffect": "11_Curse"
  }
}

Formula

{
  "id": 23126001,
  "Buff": {
    "enemy": [
      155880
    ]
  },
  "Cost": 1,
  "Desc": [
    {
      "id": 23126001
    }
  ],
  "Icon": "skill_1103001",
  "Camps": "Enemy",
  "Level": 1,
  "Logic": "SkillLockedTarget",
  "Damage": [
    {
      "type": 2301,
      "damChangePer": 0.2,
      "elementparam": 7,
      "damChangePer1": 5
    }
  ],
  "DescId": "##1236238",
  "NameZh": "##1236211",
  "CastAct": "reading",
  "DamTime": {
    "type": 1,
    "value": 2
  },
  "Fire_EP": 3,
  "SE_cast": "Skill/Magic_cast",
  "Pvp_buff": {
    "enemy": [
      155880
    ]
  },
  "RollType": 2,
  "AttackAct": [
    "use_magic"
  ],
  "Attack_EP": 3,
  "SkillType": "Attack",
  "Target_EP": 3,
  "Launch_Range": 6
}