The "Deep End" of GTFO Modding. 24 levels are currently available. Please report any issues you find to Project Zaero#9999 on Discord.
Features:
10 Campaign Expeditions: Experience the storyline in Fatal Experiment 2. Expeditions may last over an hour and will challenge your team.
14 Bonus Expeditions: Arcadey / challenge levels. Typically 10 to 40 minutes, these levels are to-the-point and get you straight into the action. They vary drastically and offer a wide variety of experiences.
34 Custom Guns (8 are level specific).
2 Custom Sword Melee Weapons.
Heavily Modified Vanilla Melee Weapons.
Flashlight tool for Steatlh expeditions.
Terrible Custom Vanity Helmets.
Terrible Custom Palettes.
15 Classes to pick from that evolve over the course of an expedition by earning XP from kills and assisted kills.
Many enemy variants with different abilities such as grappling, bleeding, knockback melee, and more, many with custom models and graphics.
Greatly improved gunplay over the original Fatal Experiment. Each weapon feels unique and serves a different purpose.
Custom tile demo map.
Good luck down there.
Release Notes:
V1.5.0
Bonus 5-4 "Threshold" added.
Fixed misc. typos.
Fixed an issue with progression tracking.
Fixed an issue that broke custom cosmetics.
Buffed a bunch of underperforming weapons. This includes all machineguns, HEL Revolver, and more. Machineguns all have had their charge ups removed (again).
Older version patch notes available in the download files.