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Irk

From UO:PvE Wiki

Irk is a monster or encounter npc. About D57–62.

Development source reviewed on 29 October 2026. In-game availability is unverified.

At a glance#

PropertyValue
ClassificationMonster or encounter NPC
DifficultyAbout D57–62
AIAI_Mage
TamingNot marked tameable
Minimum taming skillNot specified
Control slotsNot specified

Attributes and damage#

AttributeValue or rangeInterpretation
Str23–183Source range
Dex259–360Source range
Int374–600Source range
Hits1006–1064Source range
Stam259–360Source range
Mana374–600Source range
Damage14–20Source range

Resistances#

AttributeValue or rangeInterpretation
Physical80–90Source range
Fire40–50Source range
Cold40–50Source range
Poison41–50Source range
Energy40–49Source range

Damage types#

AttributeValue or rangeInterpretation
Physical100Source range

Skills#

AttributeValue or rangeInterpretation
Wrestling120.3–123Source range
Tactics120.1–131.8Source range
Magic Resist132.3–165.8Source range
Magery108.9–119.7Source range
Eval Int108.4–120Source range
Meditation108.9–119.1Source range

Difficulty notes#

  • Freshly constructed ordinary wild creature; no paragon conversion, control/summon scaling, equipped/stat offsets, spell effects or special runtime transformations. Endless Journey expansion branches assumed. Missing skill/resistance assignments use zero. Numeric interval endpoints may not co-occur.

Loot eligibility#

Ordinary treasure is conditional on encounter eligibility

One shared difficulty gold/equipment budget can apply when the requested treasure theme is reached and all runtime eligibility checks pass. Conditions on the source loot calls still apply.

Requested gem, potion and scroll supplements use their separate theme/AI/body checks and one shared optional-supplement roll.

This evaluates definite source exclusions and requested themes. It does not inspect live ownership, summoned status, corpse contents or world spawns.

  • Creature is not deleted or a player.
  • Creature is not summoned, controlled or bonded.
  • Creature has no recorded owners.
  • NoKillAwards, IsInvulnerable and Blessed must all be false at generation time.
  • Ordinary loot is generated only once; existing generated gold and ordinary equipment consume that budget.

Difficulty-based loot budget#

For eligible wild creatures that request treasure, the difficulty system replaces ordinary gold and equipment rolls with one budget. A difficulty estimate crossing a tier boundary shows every possible tier. The eligibility and source-call conditions above still apply.

DifficultyGold budgetGuaranteed equipmentExtra item chancePropertiesIntensity
D41–60100–220055%2–325–55
D61–80250–550135%3–445–75

Loot and special drops#

Source calls describe requested themes, conditions and inventory. Ordinary equipment/gold are reconciled through DifficultyLoot; these calls are not additive guaranteed payouts. Runtime dispatch and conditional special rewards still apply.

Drop rules#

Loot requestInterpretationCondition
2 × Ultra Rich loot themeRequests ordinary treasure within one shared difficulty budget; repeated pack requests do not multiply the payout.No condition in extracted rule
Scrolls: 1, 7Runs a scripted loot or inventory action under the listed conditions.No condition in extracted rule
PackLootItem(new Arrow(35))Requests a newly created themed item: Arrow. Ordinary equipment is rerolled at death; supply and map limits apply.No condition in extracted rule
PackLootItem(new Bolt(25))Requests a newly created themed item: Bolt. Ordinary equipment is rerolled at death; supply and map limits apply.No condition in extracted rule
Gems: 2Runs a scripted loot or inventory action under the listed conditions.No condition in extracted rule

Artifacts candidate items#

Candidate items in MondainsLegacy.Artifacts. Selection and award eligibility are separate from ordinary creature loot.

Shared ML-minor-artifact pool

ItemSelection weight or occurrences
Aegis Of Grace1
Blade Dance1
Bloodwood Spirit1
Bonesmasher1
Boomstick1
Brightsight Lenses1
Fey Leggings1
Flesh Ripper1
Helm Of Swiftness1
Pads Of The Cu Sidhe1
Quiver Of Rage1
Quiver Of Elements1
Raeds Glory1
Righteous Anger1
Robe Of The Eclipse1
Robe Of The Equinox1
Soul Seeker1
Talon Bite1
Totem Of Void1
Wildfire Bow1
Windsong1

Taming, resources and other properties#

PropertyValue
Fame21000
Karma-21000
Is Paragontrue
Body264
Gives ML Minor Artifacttrue

Notes#

  • Source type availability does not establish a live spawn, location or current world count.

Related references#

Source notes

Show 35 references

These references identify the reviewed shard files. Source presence does not establish live availability.

  1. Projects/UOContent/Mobiles/Monsters/ML/Twisted Weald/Irk.cs:5
    Type declaration
  2. Projects/UOContent/Mobiles/Difficulty/NpcDifficulty.cs:25
  3. Projects/UOContent/Mobiles/Difficulty/DifficultyLoot.cs:29
  4. Projects/UOContent/Mobiles/Difficulty/DifficultyLoot.cs:37
  5. Projects/UOContent/Mobiles/Difficulty/DifficultyLoot.cs:314
  6. Projects/UOContent/Misc/MondainsLegacy.cs:9
  7. Projects/UOContent/Mobiles/Monsters/ML/Twisted Weald/Irk.cs:15
  8. Projects/UOContent/Mobiles/Monsters/ML/Twisted Weald/Irk.cs:16
  9. Projects/UOContent/Mobiles/Monsters/ML/Twisted Weald/Irk.cs:17
  10. Projects/UOContent/Mobiles/Monsters/ML/Twisted Weald/Irk.cs:19
  11. Projects/UOContent/Mobiles/Monsters/ML/Twisted Weald/Irk.cs:20
  12. Projects/UOContent/Mobiles/Monsters/ML/Twisted Weald/Irk.cs:21
  13. Projects/UOContent/Mobiles/Monsters/ML/Twisted Weald/Irk.cs:23
  14. Projects/UOContent/Mobiles/Monsters/ML/Twisted Weald/Irk.cs:25
  15. Projects/UOContent/Mobiles/Monsters/ML/Twisted Weald/Irk.cs:26
  16. Projects/UOContent/Mobiles/Monsters/ML/Twisted Weald/Irk.cs:27
  17. Projects/UOContent/Mobiles/Monsters/ML/Twisted Weald/Irk.cs:28
  18. Projects/UOContent/Mobiles/Monsters/ML/Twisted Weald/Irk.cs:29
  19. Projects/UOContent/Mobiles/Monsters/ML/Twisted Weald/Irk.cs:31
  20. Projects/UOContent/Mobiles/Monsters/ML/Twisted Weald/Irk.cs:32
  21. Projects/UOContent/Mobiles/Monsters/ML/Twisted Weald/Irk.cs:33
  22. Projects/UOContent/Mobiles/Monsters/ML/Twisted Weald/Irk.cs:34
  23. Projects/UOContent/Mobiles/Monsters/ML/Twisted Weald/Irk.cs:35
  24. Projects/UOContent/Mobiles/Monsters/ML/Twisted Weald/Irk.cs:36
  25. Projects/UOContent/Mobiles/Monsters/ML/Twisted Weald/Changeling.cs:45
  26. Projects/UOContent/Mobiles/Monsters/ML/Twisted Weald/Irk.cs:66
  27. Projects/UOContent/Mobiles/Monsters/ML/Twisted Weald/Changeling.cs:63
  28. Projects/UOContent/Mobiles/Monsters/ML/Twisted Weald/Changeling.cs:64
  29. Projects/UOContent/Mobiles/Monsters/ML/Twisted Weald/Changeling.cs:65
  30. Projects/UOContent/Mobiles/Monsters/ML/Twisted Weald/Changeling.cs:66
  31. Projects/UOContent/Mobiles/Monsters/ML/Twisted Weald/Irk.cs:38
  32. Projects/UOContent/Mobiles/Monsters/ML/Twisted Weald/Irk.cs:39
  33. Projects/UOContent/Mobiles/Monsters/ML/Twisted Weald/Irk.cs:11
  34. Projects/UOContent/Mobiles/Monsters/ML/Twisted Weald/Changeling.cs:32
  35. Projects/UOContent/Mobiles/Monsters/ML/Twisted Weald/Irk.cs:62

Category: Monsters and NPCs