Contract of worm acquisition

Item

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Contract of worm acquisition
Released14 May 2025 (Update)
MembersYes
Quest itemNo
League regionKourend Kourend✓
Properties
TradeableYes
EquipableNo
StackableNo
NoteableYes
OptionsRead, Drop
ExamineA contract issued by Yama. Present it to him to discuss some new terms.
Values
Value75,000 coins
AlchemyNot alchemisable
Weight0.4 kg
Grand Exchange
Exchange63,425 coins (info)
Buy limit50
Daily volume42
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Advanced data
Item ID30834
LinkMOID

Contract of worm acquisition is a contract used to challenge Yama to a more difficult fight for a guaranteed drop of 250 diabolic worms. It can be dropped by Yama himself through opening dossiers.

The contract (which is burned up upon starting the fight) can be completed with a partner, though only one player needs to present the contract to Yama; additionally, the player who does so will be the one who receives the reward upon defeating Yama, while their partner will roll for unique drops (the standard table is not rolled).

Contract details

When the player fights Yama after signing the contract of worm acquisition, the following changes apply:

  • Hitpoints and prayer restoration are halved.
  • Shadow Waves and Fire Streaks appear more frequently.
  • Shadow Crash is used throughout the entire fight, with five sets of fireballs instead of three.
  • Four void flares spawn at a time whenever Yama does so instead of two.
  • The Judge of Yama throws fire bombs every 3 ticks, and throws two per attack.
  • Void flares spawn with full health in phase 3.

Transcript

Contract Terms

Some of the restraints on Yama's strength will be removed.
Yama can spawn enhanced voidflares.
Yama can cast enhanced incantations.
Challenger will regain 50% less prayer and health.

If you succeed, you will receive:

250x Diabolic worms

Item sources

SourceLevelQuantityRarityLeague region
DossierN/A 139/1,740Kourend

Changes

Date Changes
29 May 2025
(Update)
  • The Grand Exchange buy limit was increased from 5 to 50.
  • Phase transition thresholds have been changed to trigger at 75% and 50% health instead.
  • Void flares in duo-eligible fights no longer always spawn at full health.
  • Yama is once again vulnerable to demonbane weapons.
  • Shadow pools no longer spawn in the fight.
23 May 2025
Hotfix

Contract terms were updated to include "Yama is no longer weak to demonbane weaponry."

22 May 2025
(Update)

The text describing the contract's terms were properly added; previously, the terms stated "Further contracts details to be determined later."

Trivia

  • The Morse code written on the item is intended to spell the word "CONTRACT". However, the "A" (.-) is erroneously written as "N" (-.), so it says "CONTRNCT" instead, and this mistake is present in all of Yama's contracts.