DERELIKT
All DERELIKT Guides
DERELIKT guides: chapter walkthroughs of the Saturn outpost, puzzle and code solutions, weapon locations, collectibles and all 27 achievements.
Start Here
DERELIKT Walkthrough: All 12 Levels in Order
A full DERELIKT walkthrough in level order, from Von Neuman Outpost to the Maintenance finale, with the puzzles and codes that block each act.
DERELIKT Beginner Guide: First Hour, Controls and Survival
How DERELIKT actually works: dialogue, manual saves, the grid inventory, medkit merging, crowbar stealth and the settings worth changing before Level 1.
Walkthrough
DERELIKT Level 1 Walkthrough: Von Neuman Outpost
The complete Von Neuman Outpost route: every crew conversation, the 0451 restroom, the flashlight run and the three Gun Nut quiz answers.
DERELIKT Level 3 Walkthrough: Anomaly Surface
Every step of the Anomaly Surface mission: mission reports, the monolith, Empty Proxy escapes, the Derelict Campsite rifle and Louis Hartman's battery job.
DERELIKT Level 4 Walkthrough: Exo Laboratories
Exo Laboratories from the blue keycard to the upstairs survivor: the server-tower code, the sample-tube code and how the hub safe zone works.
DERELIKT Level 5 Walkthrough: Central Security
Central Security's sentry gauntlet, the Executive Suites detour, the locked hazmat locker and the route back after the Squidbull.
DERELIKT Level 6 Walkthrough: Living Quarters
Crew quarters, the bar, the kitchen noise puzzle, the gym survival fight and the route down the hole to the Squidbull.
DERELIKT Level 8 Walkthrough: Coolant Reservoir
The hazmat-gated coolant section: suit checks, flooded basins, alien stingrays, cooling towers and the long stretch with no save station.
DERELIKT Level 10 Walkthrough: Nuclear Reactor
The reactor key, the three cooling stations, the alien cube choice and the meltdown run that ends with Dr. Shivers.
DERELIKT Level 11 Walkthrough: Maintenance and Final Boss
The last level: Dr. Shivers, the maintenance gauntlet and the two endings, including the secret ending achievement Enlightened.
Puzzles & Codes
DERELIKT Battery Puzzle Solution: Louis Hartman's APC Job
The full battery puzzle: where the lug wrench is, which APC holds the cell, how to install it and why the achievement is called 1.21 Jiggawatts.
DERELIKT Reactor Puzzle: Cooling Stations and the Core
How the reactor puzzle works: the three cooling stations, the reactor key, the core sequence and the meltdown escape that follows.
DERELIKT Door Codes and Keypad Solutions
Every verified DERELIKT keypad, from the 0451 restroom to the Exo Labs server towers, plus which 'codes' are actually physical puzzles.
DERELIKT Hacking Minigame: How Terminals Work
The terminal hacking minigame explained: how the password-narrowing program works, what terminals unlock and the 1337 Haxx0r achievement.
Collectibles
DERELIKT Documents and Shriver's Notes: Full Checklist
Every document type, the 13 Shriver's Notes and the Bookworm and Librarian achievement thresholds, organised by level.
DERELIKT Insight: Engraving Slots and Where to Find It
What Insight does, how engraving slots work and the verified Insight locations, starting with the two on the Anomaly Surface cliff.
DERELIKT Glyphs and Upgrades: How the System Works
Glyph fragments, translation, engraving slots and the perk upgrades behind Max Power and Eyes on the Inside.
Combat & Gear
DERELIKT Weapons List: Locations, Ammo and Ranking
Every weapon in DERELIKT with where to get it, ammo type and the honest ranking, from the crowbar to the grenade launcher and laser rifle.
DERELIKT Squidbull Boss Guide: Matador Without the Rage
How to beat the Squidbull: arena layout, charge tells, the column loop, phase two and the medkit rule that decides the fight.
DERELIKT Inventory Guide: Grid, Ammo Stacks and Medkits
How the DERELIKT grid inventory works, why ammo stacks take a slot, how to merge medkits and when to dump loot at the hub.
DERELIKT Hazmat Suit: Where to Get It and What It Unlocks
The hazmat suit's location in Central Security, the Squidbull requirement and the coolant rooms that are lethal without it.
Endings & Completion
DERELIKT Achievements: All 27 and How to Unlock Them
The full DERELIKT achievement list with current Steam completion rates, the missable ones and the fastest route to 100%.
DERELIKT Secret Ending: The Enlightened Route
How to unlock the secret ending in DERELIKT: the alien cube, the glyph set, the NPC saves and the choice at the final boss.
Platform & Demo
DERELIKT on Steam Deck: Performance, Controls and Settings
How DERELIKT runs on Steam Deck: Proton, frame rate expectations, controller support and the settings that keep it playable.
DERELIKT Demo vs Full Game: What Changed
What the DERELIKT demo includes, what the full release adds, and whether your demo save or demo codes carry over.