Lifetaker Vest of Night

Armor Leather Torso

Item Details

Utility 45
Bonus Level 23
Dyeable Yes
Sellable Yes
Tradeable Yes
Armor Info
Armor Factor 102
Base Quality 99%

Restrictions

Level Required 50
Usable By
All Classes

Magical Bonuses

Basic
Strength 15
Vampiiric Embrace 3
ToA
Toa Power Pool 5%
Toa Hit Points Cap 40

Primary Ability

Lifedrain Level 50
Reactive Proc


Raw Item JSON

{
  "type_data" : {
    "absorption" : 10,
    "base_quality" : 99,
    "clamped_armor_factor" : 102,
    "armor_factor" : 102
  },
  "sell_value" : 40056,
  "requirements" : {
    "level_required" : 50
  },
  "sources" : {
    "monsters" : {
      "normal_drop" : [ "Krunorus" ]
    }
  },
  "bonus_level" : 23,
  "icon" : 413,
  "flags" : {
    "dyable" : true,
    "emblemizable" : false
  },
  "utility" : 45.0,
  "delve_text" : "Realm: Hibernia\n \nMagical Bonuses:\n- Vampiiric Embrace: 3 pts\n- Power: 5 % of power pool.\n- Strength: 15 pts\n \nLevel Requirement: 50 Level\n \nBonus to hit points bonus cap: 40\n \nMagical Ability:\nFunction: lifedrain\n \nDamages the target. A portion of damage is used to heal the caster.\n \nDamage: 65\nHealth returned: 100% of damage dealt\nTarget: Targeted\nRange: 300\nCasting time: instant\nDamage: Cold\n \n- Spell has a chance of casting when this armor is hit by an enemy.\n \nArmor Modifiers:\n- 102 Base Factor\n- 10% Absorption\n- 99% Quality / 70% Condition\n \n- Effective Armor:  78 Factor\n \n \nBonus Level: 23\n",
  "slot" : 5,
  "abilities" : [ {
    "spell" : 3834,
    "magic_type" : 2,
    "power_level" : 50,
    "position" : 1
  } ],
  "artifact" : false,
  "salvage_amount" : 36,
  "material" : 70,
  "usable_by" : [ 0 ],
  "name" : "Lifetaker Vest of Night",
  "realm" : 3,
  "id" : 49169,
  "dye_type" : 0,
  "category" : 2,
  "bonuses" : [ {
    "id" : 138,
    "type" : 2,
    "value" : 3
  }, {
    "type" : 34,
    "value" : 5
  }, {
    "type" : 29,
    "value" : 40
  }, {
    "id" : 0,
    "type" : 1,
    "value" : 15
  } ],
  "ability_tags" : [ "fn_lifedrain" ]
}
How is utility calculated?