Nasco's Barbed Spear

Weapon Celtic Spear Two Handed

Item Details

Utility 23
Bonus Level 13
Dyeable No
Sellable No
Tradeable Yes
Damage Info
DPS 9.6
Speed 3.3
Base Quality 100%

Restrictions

Level Required Any
Usable By
All Classes

Magical Bonuses

Basic
Cold Resist 4%
Celtic Spear 3

Raw Item JSON

{
  "requirements" : {
    "skill_trains_required" : 15
  },
  "type_data" : {
    "damage_type" : 3,
    "left_handed" : 0,
    "dps" : 9.6,
    "base_quality" : 100,
    "two_handed" : 1,
    "skill_used" : 112,
    "clamped_dps" : 9.6,
    "speed" : 3.3
  },
  "bonus_level" : 13,
  "sources" : {
    "monsters" : {
      "one_time_drop" : [ "Aziliz" ]
    }
  },
  "flags" : {
    "dyable" : false,
    "emblemizable" : false,
    "no_sell" : true
  },
  "icon" : 470,
  "utility" : 23.0,
  "delve_text" : "Realm: Hibernia\n \nMagical Bonuses:\n- Celtic Spear: 3 pts\n- Cold: 4%\n \nSkill Requirement\n- 15 Trains\n \n \nDamage Modifiers:\n- 9.6 Base DPS\n- 3.3 Weapon Speed\n- 100% Quality / 90% Condition\n- Damage Type: Thrust\n \n- Effective Damage: 8.6 DPS\n \nCannot be sold to merchants.\n \nBonus Level: 13\n",
  "salvage_amount" : 35,
  "artifact" : false,
  "material" : 63,
  "name" : "Nasco's Barbed Spear",
  "usable_by" : [ 0 ],
  "realm" : 3,
  "id" : 10032,
  "category" : 1,
  "bonuses" : [ {
    "id" : 112,
    "type" : 2,
    "value" : 3
  }, {
    "id" : 12,
    "type" : 5,
    "value" : 4
  } ],
  "ability_tags" : [ ]
}
How is utility calculated?