Conquering Hero's Spear

Weapon Celtic Spear Two Handed

Item Details

Utility 31
Bonus Level 17
Dyeable No
Sellable Yes
Tradeable Yes
Damage Info
DPS 11.7
Speed 4.8
Base Quality 96%

Restrictions

Level Required 30
Usable By
All Classes

Magical Bonuses

Basic
Strength 12
Celtic Spear 3
ToA
ToA Overcap - Strength 4

Primary Ability

Lifedrain Level 30
Offensive Proc


Raw Item JSON

{
  "sell_value" : 9224,
  "requirements" : {
    "level_required" : 30
  },
  "type_data" : {
    "damage_type" : 3,
    "left_handed" : 0,
    "dps" : 11.7,
    "base_quality" : 96,
    "two_handed" : 1,
    "skill_used" : 112,
    "clamped_dps" : 11.7,
    "speed" : 4.8
  },
  "bonus_level" : 17,
  "sources" : {
    "monsters" : {
      "normal_drop" : [ "rebel archer", "rebel eldritch", "Clocha Liatha Guard", "veteran sergeant", "rebel swordsman", "curmudgeon woodcutter", "House Findias Soldier", "experienced infernalist", "skeletal prisoner", "crazed prisoner", "fomorian tremulare", "fomorian bruid", "fomorian trodach" ]
    }
  },
  "flags" : {
    "dyable" : false,
    "emblemizable" : false
  },
  "icon" : 476,
  "utility" : 31.0,
  "delve_text" : "Realm: Hibernia\n \nMagical Bonuses:\n- Celtic Spear: 3 pts\n- Strength: 12 pts\n \nLevel Requirement: 30 Level\n \nBonus to Strength attribute bonus cap: 4\n \nMagical Ability:\nFunction: lifedrain\n \nDamages the target. A portion of damage is used to heal the caster.\n \nDamage: 39\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 weapon strikes an enemy.\n \nDamage Modifiers:\n- 11.7 Base DPS\n- 4.8 Weapon Speed\n- 96% Quality / 70% Condition\n- Damage Type: Thrust\n \n- Effective Damage: 7.9 DPS\n \n \nBonus Level: 17\n",
  "abilities" : [ {
    "spell" : 10874,
    "magic_type" : 1,
    "power_level" : 30,
    "position" : 1
  } ],
  "salvage_amount" : 15,
  "artifact" : false,
  "material" : 64,
  "name" : "Conquering Hero's Spear",
  "usable_by" : [ 0 ],
  "realm" : 3,
  "id" : 16033,
  "category" : 1,
  "bonuses" : [ {
    "id" : 112,
    "type" : 2,
    "value" : 3
  }, {
    "id" : 0,
    "type" : 1,
    "value" : 12
  }, {
    "id" : 0,
    "type" : 28,
    "value" : 4
  } ],
  "ability_tags" : [ "fn_lifedrain" ]
}
How is utility calculated?