Savage Difficulty

A custom difficulty mod that aims to be harder than Brutal, within reason.

Enemy Changes

Global Changes

• Enemies do 20% more damage than Brutal
• Enemies are 5% faster than on Brutal (with some exceptions)
• Bosses have 25% more health than on Brutal
• Regular enemies have 5% more health than on Brutal

Per-Enemy Changes

• Filth
  • Do not have different speed than Brutal
• Stray/Schism
  • Have a 20% speed boost as opposed to 5% like other enemies
• Sentry
  • Now shoot 3 shots, as opposed to 2 on Brutal
  • Reload in 3 seconds
• Earthmover
  • Escape timer is 40 seconds, as opposed to 50 seconds on Brutal
• Providence
  • Now enrage when another Providence dies
  • Now create Virtue beams when enraged

Manual Installation

1. Download and install BepInEx
2. Download this and extract its contents to a folder in BepInEx/plugins

Building

Build-system dependencies:

• The 7zip command line utility
• dotnet 9

Build steps:

1. Create a folder called "lib" in the root directory of the mod code
2. Add the following to it:

• From BepInEx/core add:
  • BepInEx.dll
  • 0Harmony.dll
• From ULTRAKILL_Data/Managed add:
  • Assembly-CSharp.dll
  • plog.dll
  • Unity.TextMeshPro.dll
  • UnityEngine.UI.dll

1. run .\build.bat or ./build.sh

The output file will be whyis2plus2-SavageDifficulty-0.1.2.zip

0.3.1

• Fixed a bug where the Harmless was used as the enemy difficulty instead of Brutal

0.3.0

• Updated description
• Moved back to semantic versioning

2026.5.9.3

• Made enraged providences less ugly
• Fixed README so that enemy descriptions were properly indented outside of gitlab

2026.5.9

• Made "Destroy!" and "This will hurt!" the only parriable attacks in Sisyphus Primes's second phase.
• CG High scores are now saved
• Changed the website link (in manifest.json) from the github repo to the gitlab repo
• Added support for AngryLevelLoader

0.1.2 - Retune

• Changed the speed buff from 20% to 5% for all enemies except Strays and Schisms
• Providences now enrage when another providence dies nearby
• Providences now only fire Virtue beams when enraged
• Made sentries fire 3 times instead of 4 times

0.1.1

• Fixed a crash caused by this and EasyPZ being enabled at the same time
• Fixed providences not spawning virtue beams

0.1.0

• Initial release