The Hell 2 is a total overhaul HD mod for Diablo 1, with numerous improvements to the game engine and meticulously balanced gameplay. It's optimized for modern hardware, widescreen resolutions and higher framerates. It offers a lot of new content, features and fixes, introduces new game modes, a magnitude of gameplay and cosmetic options, deep character customization, multiplayer support, hundreds of new muti-level passive skills, an infinity of new items with various properties. Don't forget to adjust game settings in config.ini before you start playing.

Main features of The Hell 2 mod listed below.
1. Quality, stability, balance and replay value. This is basics.
2. Based on Hellfire, it adds at least 50% more content: 24 basic dungeon levels and 21 new quest levels in Singleplayer mode. Killing Diablo on level 16 will not end the game, there will be stairs down that will take you deeper - to levels you ain't seen before, with greater challenge and greater rewards.
3. Upgraded engine: support for adjustable resolutions up to 4K, wide screen, window modes, borderless, fullscreen, switching them on the fly (Alt + Enter), adjustable framerate (from 20 to 1000 fps).
4. Functioning multiplayer (through RadminVPN).: instanced and segregated loot, auto-gold pickups, running in dungeons, dynamic difficulty (adjusts to number of players in-game). Just remember that you need to be on the same mod version to connect.
5. All important Diablo1 bugs fixed.
6. A lot of new content and modernized gameplay features: items (base, class-specific, rare, unique and sets), monsters (base, champions, special, unique, quest-specific), spells, shrines, colors for monsters and levels, expanded monster AI.
7. Darkened atmosphere of the game. More diabolic than original.
8. 29 new and changed classes to play, with unique gameplay features: Dual wielders, multishot/sniper Archers, Critters, Summoners, Trappers, Flask throwers, life/mana Regenerators, Blockers, Damage absorbers, aura builds, itemless builds, etc.
9. Rich options to configure: adjust the gameplay to your individual needs.
10. 8 game modes to choose from: Easy, Normal, Hard, Hardcore, Ironman, Soft Iron, Speedrun and Nightmare.
11. 3 new item slots: gloves, boots, belts. 3 weapon slots to alternate between.
12. Expanded inventory. 10 x 7 instead of just 10 x 4 now.
13. Tons of new quality of life features . Unique gameplay mechanics added.
14. Restored quests that didn't make it into Diablo. Unique settings (ice levels, toxic levels, blood levels) and unique quest location features (slowdowns for attacks and casts, penalties, regeneration modifiers, spell restrictions and other challenges).
15. Remastered music in Hi-Fi stereo. Original Diablo music was mono, did you know? TH2 has better quality, stereo and more variations of music for dungeons. Over 3 hours long in total (original was about 32 minutes).
16. Perks and Synergies. Leveling up gives you not only stats but perk points too, which allows you to modify  and develop your character and create truly unique builds. And built on top of Perks, Synergies allow you to unite effects from multiple perks to get even more power.
17. Traits and Game Changers. Starting characters can select up to 2 unique features (traits) that will alter the gameplay. Game changers work in conjunction with traits and are not limited in number, they let you individualize your gameplay further. These mechanics together improve build variativity to the extreme levels.
18. Expanded adjustable hotkeys. Finally, we can use majority of keys to set them for preferred spells. Not just F5-F8, but A-Z as well! It's even possible now to set up quick use spells (spell is cast as soon as hotkey is pressed).
19. Crafting and Enchanting. Adria and Griswold can now improve your items by socketing and adding new magic effects on them.