Ring of Thunder

Jewelry Ring

Item Details

Utility 63.67
Bonus Level 32
Dyeable No
Sellable Yes
Tradeable Yes

Restrictions

Level Required 49
Usable By
All Classes

Magical Bonuses

Basic
Strength 22
Hit Points 48
Armor Factor (AF) 10
Crush Resist 6%
All Melee 3

Primary Ability

Haste Level 49
Charge (30 max)


Raw Item JSON

{
  "sell_value" : 48114,
  "requirements" : {
    "level_required" : 49
  },
  "bonus_level" : 32,
  "sources" : {
    "monsters" : {
      "normal_drop" : [ "Chief Chrysostom" ]
    }
  },
  "flags" : {
    "dyable" : false,
    "emblemizable" : false
  },
  "icon" : 103,
  "utility" : 63.666666666666664,
  "delve_text" : " \nMagical Bonuses:\n- ALL melee weapon skills: 3 pts\n- Strength: 22 pts\n- Crush: 6%\n- Hits: 48 pts\n \nLevel Requirement: 49 Level\n \nBonus to armor factor (AF): 10\n \nCharged Magic Ability:\n- 30 Charges\n- 30 Max\nFunction: haste\n \nIncreases the target's combat speed.\n \nValue: 17%\nTarget: Self\nDuration: 10:00 min\nCasting time:      3.0 sec\n \n- This spell is cast when the item is used.\n \nCan use item every: 1:30 min\n \n \nBonus Level: 32\n",
  "slot" : 15,
  "abilities" : [ {
    "max_charges" : 30,
    "spell" : 3809,
    "magic_type" : 6,
    "power_level" : 49,
    "position" : 1
  } ],
  "artifact" : false,
  "material" : 0,
  "name" : "Ring of Thunder",
  "usable_by" : [ 0 ],
  "realm" : 0,
  "id" : 32467,
  "category" : 5,
  "use_duration" : 90,
  "bonuses" : [ {
    "id" : 300,
    "type" : 2,
    "value" : 3
  }, {
    "id" : 0,
    "type" : 1,
    "value" : 22
  }, {
    "id" : 1,
    "type" : 5,
    "value" : 6
  }, {
    "type" : 4,
    "value" : 48
  }, {
    "type" : 22,
    "value" : 10
  } ],
  "ability_tags" : [ "fn_combat_haste" ]
}
How is utility calculated?