Katorii's Phantom Ring

Jewelry Ring

Item Details

Utility 70
Bonus Level 36
Dyeable No
Sellable Yes
Tradeable Yes

Restrictions

Level Required 50
Usable By
All Classes

Magical Bonuses

Basic
Strength 21
Hit Points 16
Dexterity 21
Constitution 15
Vampiiric Embrace 4
ToA
ToA Overcap - Constitution 4

Primary Ability

Lifedrain Level 50
Charge (30 max)


Raw Item JSON

{
  "sell_value" : 40056,
  "requirements" : {
    "level_required" : 50
  },
  "bonus_level" : 36,
  "sources" : {
    "monsters" : {
      "normal_drop" : [ "Katorii" ]
    }
  },
  "flags" : {
    "dyable" : false,
    "emblemizable" : false
  },
  "icon" : 103,
  "utility" : 70.0,
  "delve_text" : " \nMagical Bonuses:\n- Vampiiric Embrace: 4 pts\n- Strength: 21 pts\n- Dexterity: 21 pts\n- Constitution: 15 pts\n- Hits: 16 pts\n \nLevel Requirement: 50 Level\n \nBonus to Constitution attribute bonus cap: 4\n \nCharged Magic Ability:\n- 30 Charges\n- 30 Max\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- This spell is cast when the item is used.\n \nCan use item every: 1:30 min\n \n \nBonus Level: 36\n",
  "slot" : 15,
  "abilities" : [ {
    "max_charges" : 30,
    "spell" : 3834,
    "magic_type" : 6,
    "power_level" : 50,
    "position" : 1
  } ],
  "artifact" : false,
  "material" : 0,
  "name" : "Katorii's Phantom Ring",
  "usable_by" : [ 0 ],
  "realm" : 0,
  "id" : 21955,
  "category" : 5,
  "use_duration" : 90,
  "bonuses" : [ {
    "id" : 138,
    "type" : 2,
    "value" : 4
  }, {
    "id" : 0,
    "type" : 1,
    "value" : 21
  }, {
    "id" : 1,
    "type" : 1,
    "value" : 21
  }, {
    "id" : 2,
    "type" : 1,
    "value" : 15
  }, {
    "id" : 2,
    "type" : 28,
    "value" : 4
  }, {
    "type" : 4,
    "value" : 16
  } ],
  "ability_tags" : [ "fn_lifedrain" ]
}
How is utility calculated?