DiabloX is a mod for Diablo 1 and a fork of DevilutionX with modifications to its code listed below. The purpose of the changes is to increase the challenge by rebalancing various aspects of the game.

Note: You'll need access to the data from the original game. If you don't have an original CD then you can buy Diablo from GoG.com.

• Download the latest DiabloX release and extract the contents to a folder of your choosing.
• Copy DIABDAT.MPQ from the CD or GOG-installation to the same folder.

• ZeroTier does not need port forwarding or an extra application.
• TCP/IP requires the host to expose port 6112.
• Discord server

%AppData%\devxmods\diablox

The original values are listed in [square brackets].

• Required clvl to create game:
  • Nightmare difficulty: 10 [20]
  • Hell difficulty: 20 [30]
• Regenerate 1% (Sorcerer +0.01% per level) of max mana per second.
• Sorcerer receives the same 25% mana cost reduction (doesn't extend below the minimum) as Rogue for all spells.
• +50% dexterity modifier to armor class formula when using melee weapons and no shield.
• +50% character damage when using two-handed melee weapons.
• Block bonus:
  • Warrior: 10 [30]
  • Rogue: 0 [20]
  • Sorcerer: 0 [10]
• Maximum stats:
  • Warrior's strength: 150 [250]
  • Rogue's dexterity: 150 [250]
  • Sorcerer's magic: 150 [250]
• The 1/2 spell damage modifier in player versus player is applied to all missiles.

• Chain Lightning creates a maximum of 3+slvl/5 number of bolts.
• Guardian, Elemental, Fireball and Flash do 1/2 of the original damage.
• Fire Wall has 1/2 of the original duration.
• Information inside the spell book has been modified with more accurate values.
• Apocalypse only works on monsters within the line of sight.
• Stone Curse does not affect unique monsters.
• Golems receive no damage from players in friendly mode.
• The casting sound for Phasing and Teleport can be heard by other players after landing.
• Mana cost:
  • Town Portal initial: 50 [35]; minimum: 35 [18]
  • Phasing initial: 16 [12]; minimum: 8 [4]
  • Teleport initial: 50 [35]; minimum: 30 [15]

• Effects of drinking Spectral Elixir: +1 to one attribute [+3 to all attributes].
• Damage versus demons affix [+200%]:
  • Deadly Hunter: +50%
  • Civerb's Cudgel: +150%
• Damage from Fire and Lightning affixes is applied twice.
• Set to minimum values:
  • Staff charges.
  • Armor class for shields and armor.
• Set to maximum values:
  • Armor class for helms.
  • Affixes with a range of values.
• Burgundy affix has been renamed to Russet.
• All unique items are findable.
• Town portal scrolls dropped as special items (from chests and barrels, replacing Mana or Healing potions) can be found on levels 2-8 [2-15].
• Maximum base item ilvl for dungeon drops (not from monsters): +15 in Nightmare difficulty; +30 in Hell
• Maximum affix ilvl:
  • dungeon drops (not from monsters): -1 in Normal difficulty; +9 in Nightmare; +19 in Hell
  • monster drops: +10 in Nightmare difficulty; +20 in Hell

• Adria and Pepin do not sell items in unlimited quantities except Arena Potions which can be used on cleared levels.
• Cain charges 500 [100] gold to identify items.
• Wirt charges 50 extra gold for every 5 clvls to show his item for sale.
• Wirt's sale price increase has been changed to 100% [50%].
• The maximum store price has been changed to 200,000 [140,000/135,000] gold.
• Maximum affix qlvl:
  • Adria: 2×ilvl+1 [2×ilvl]
  • Griswold: 32 [30]
  • Wirt: clvl [2×clvl]

• Fascinating, Ornate and Sacred reduce magic by -2% (-1 minimum) [-10% mana].
• Abandoned, Creepy, Eerie and Quiet increase attributes by 1 [2].
• Hidden increases durability of items to a maximum of 250 [255].

• All monsters are able to walk through Fire Wall.
• Black Deaths have been changed to reduce vitality instead of life by one point on successful hit.
• Diablo has 100% more health, fastest hit recovery and resistance to Holy Bolt.

• Removed:
  • single player mode
  • support for Spawned Diablo and Diablo: Hellfire
  • multi-language support
  • arenas
  • speed settings
  • run in town
  • friendly damage from spells and ranged attacks to other players
  • Adria refilling mana
  • option to disable randomized quests
  • option to disable harmful shrines
  • town automap
• Disabled automation options:
  • pickup except for gold (configurable for gold)
  • equip except for weapons and shields (configurable for weapons and shields)
  • refilling belt
  • quick cast
• Half the gold not dropped after being killed is lost (no gold will be lost on level 16).
• Restart In Town has been renamed to Resurrect In Town.
• The lock-on target functionality has been replaced by rapid fire when playing with a mouse.
• Gold pile size has been increased to 20,000 [5,000].
• The game name and application ID for Discord have been changed to DiabloX.
• GameID, Stash and character files have been assigned unique names and identifiers to prevent issues with different builds.
• The game difficulty info has been moved from the automap to the version info pop-up message (hotkey V).
• Help menu has been replaced by a list of shrine descriptions available after reaching clvl 17.
• Keyboard controls:
  • Shrine List: D [Help: F1]
  • Quick Spells: F1-F8 [F5-F8]

DiabloX is made publicly available and released under the Sustainable Use License (see LICENSE)

The source code in this repository is for non-commercial use only. If you use the source code you may not charge others for access to it or any derivative work thereof.

Diablo® - Copyright © 1996 Blizzard Entertainment, Inc. All rights reserved. Diablo and Blizzard Entertainment are trademarks or registered trademarks of Blizzard Entertainment, Inc. in the U.S. and/or other countries.

DiabloX and any of its maintainers are in no way associated with or endorsed by Blizzard Entertainment®.