Yog-Dzewa

Yog-Dzewa

Yog-Dzewa is the final boss of the dungeon, found in the Demon Halls. He is an ancient god of rage and bloodshed who is bound to the Demon Halls by ancient magic.

Basic Stats

HP: 1000
Attack Skill: 30
Defense Skill: 30
Damage: 20-30
Defense Rate (DR): 0
EXP for Kill: 50

Special Abilities

Organ Summoning: When damaged, summons other boss organs (Rotting Fist, Burning Fist, Yog's Brain, Yog's Heart, Yog's Teeth) to its position
Larva Spawning: When damaged, spawns Larvae on adjacent cells
Damage Reduction: Damage taken is bit-shifted right for each summoned organ (effectively halving per organ)
Death Ray Attack: Fires a death ray in a straight line hitting all characters in its path
High Resistances: Immune to Death, Terror, Amok, Charm, Sleep, Burning, Toxic Gas, and Psionic Blast
Multi-phase Combat: Battle progresses through multiple phases with changing mechanics as organs are summoned

Combat Mechanics

Organ Management: Must deal with summoned organs and larvae while fighting Yog
Damage Mitigation: Damage to Yog decreases exponentially with each summoned organ
Line-of-Sight Attacks: Death ray affects all tiles in a straight line
Regeneration: Yog has limited self-healing capabilities through organ summoning
Phase Changes: Combat mechanics change as Yog's health decreases and more organs are summoned

Drops

Amulet of Yendor: The ultimate artifact, needed to win the game
Gold: Large amount of gold
Skeleton Key: Guaranteed drop on kill (if hero doesn't have one)
Rare Items: May drop unique items from all previous floors

Location

Found in the Demon Halls area, accessible only with a Skeleton Key

Description

Yog, the Lord of the Dead, is the final challenge for heroes brave enough to face the deepest levels of the dungeon.

Preparation

Equipment: High-level weapons and armor are essential
Consumables: Bring many healing items, potions, and scrolls
Strategy: Plan for a long, complex battle against multiple enemies
Positioning Management: Avoid standing in straight lines with Yog due to death ray attack
Buff Strategy: Plan for frequent buff recreation due to organ summoning mechanics

Tactics

Focus on eliminating summoned organs and larvae to prevent being overwhelmed
Maintain distance and avoid direct lines of fire when possible
Be prepared to change tactics as the fight progresses through phases
Bring ranged options to attack from safety
Expect the fight to take many turns with complex mechanics

Quotes

Content Verification

Java Class: YogsEye.java
Entity Kind: Yog (returns simple class name via getEntityKind())
Stats verification: Extracted directly from YogsEye.java constructor (hp(ht(1000)), baseAttackSkill=30, baseDefenseSkill=30, dmgMin=20, dmgMax=30, dr=0, expForKill=50)
Effect descriptions: Based on code analysis of YogsEye.java and associated organ classes
String resources: Yog_Name, Yog_Desc, Yog_Gender, Yog_Info1, Yog_Info2, Yog_Name_Objective
Sprite configuration: YogsEye.json - sprite dimensions and animation frames
Organ classes:
1. YogsEye.spawnOrgans() - organ summoning
2. RottingFist.java (Rotting Fist)
3. BurningFist.java (Burning Fist)
4. YogsBrain.java (Yog's Brain)
5. YogsHeart.java (Yog's Heart)
6. YogsTeeth.java (Yog's Teeth)
Death ray implementation: zapProc() method
Larva spawning: CharUtils.spawnOnNextCell(this, "Larva", ...)
Damage mitigation: damage() method - bitwise shift per organ
Buff mechanics: Base Boss class provides immunity to Death, Terror, Amok, Charm, Sleep, Burning, ToxicGas, ScrollOfPsionicBlast
Level generation: HallsBossLevel.java where Yog appears
Amulet/Key drop logic: Boss.die() and restoreFromBundle() handle Amulet of Yendor and Skeleton Key drops
Badge validation: YOG_SLAIN badge
Battle music: YogsEye.json specifies “ost_boss_6_fight” / “ost_boss_fight” as battle music
AI behavior: Mob base class extended by YogsEye
Health formula: hp(ht(1000)) in constructor
Attack formulas: attack/defense/damage/DR values
Last updated: Verified against current codebase

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