SULFUR / FIELD MANUAL

Cobalt Games / SULFUR

THE WEAPON WORKBENCH

Build a plan.
Then spend the oil.

A useful modification has a job. Choose the kind of weapon and a goal, then inspect what an oil asks you to give up.

1.0.2 source review2 Nov 2026What changed ↗
Open the workbench

01 / YOUR STARTING POINT

Add the slot count from your weapon

Use the rank shown in your game. This counts occupied slots, not damage or weapon power.

Oils already fitted

02 / READ THE TRADEOFF

Choose an oil and inspect its tradeoffs.

Check the chosen oil.

Read the source-backed effects and your actual in-game tooltip before applying a modification.

A reference check, not a DPS simulation. An unconfirmed interaction is kept unconfirmed.

YOUR OIL REFERENCE

Read the benefit.
Notice the cost.

Effects are summarized for planning. Do not apply older Early Access numbers to a current weapon without checking its tooltip.

Add Damage Oil

Adds a flat damage component.

  • Do not substitute a copied percentage-damage calculation for a flat modifier.

Qualitative wiki reference; exact values and individual weapon interactions must be checked in the current 1.0 tooltip. An available enchantment slot and no duplicate of this oil are required.

Damage Oil

Raises damage through a percentage modifier.

  • Compare the current displayed value and durability cost after application.

Qualitative wiki reference; exact values and individual weapon interactions must be checked in the current 1.0 tooltip. An available enchantment slot and no duplicate of this oil are required.

Attack Speed Oil

Increases firing speed.

  • Do not treat firing speed as ammunition economy or a measured damage guarantee.

Qualitative wiki reference; exact values and individual weapon interactions must be checked in the current 1.0 tooltip. An available enchantment slot and no duplicate of this oil are required.

Brute Oil

Adds flat damage while widening spread.

  • Check spread at the distance you actually intend to fight.

Qualitative wiki reference; exact values and individual weapon interactions must be checked in the current 1.0 tooltip. An available enchantment slot and no duplicate of this oil are required.

Big Oil

Combines flat damage with projectile-handling changes;1.0 also adds extra projectile size.

  • Compare the current full item card; the old chart predates the extra size change.

Qualitative wiki reference; exact values and individual weapon interactions must be checked in the current 1.0 tooltip. An available enchantment slot and no duplicate of this oil are required.

Critical Oil

Increases critical-hit chance.

  • Use the current card to check the actual chance; no critical DPS is simulated.

Qualitative wiki reference; exact values and individual weapon interactions must be checked in the current 1.0 tooltip. An available enchantment slot and no duplicate of this oil are required.

Less Recoil Oil

Reduces recoil.

  • Compare recoil separately from spread and firing rate.

Qualitative wiki reference; exact values and individual weapon interactions must be checked in the current 1.0 tooltip. An available enchantment slot and no duplicate of this oil are required.

Reload Oil

Improves reload speed.

  • Single-round loading, charging and unusual reloads need a model-specific check.

Qualitative wiki reference; exact values and individual weapon interactions must be checked in the current 1.0 tooltip. An available enchantment slot and no duplicate of this oil are required.

High Grade Oil

Increases maximum durability without the usual extra durability-loss increment in the wiki item record.

  • Confirm the current no-extra-loss line instead of extending it to every oil.

Qualitative wiki reference; exact values and individual weapon interactions must be checked in the current 1.0 tooltip. An available enchantment slot and no duplicate of this oil are required.

Dense Oil

Increases maximum durability but lowers jump power.

  • Read the handling penalty while holding the affected gun.

Qualitative wiki reference; exact values and individual weapon interactions must be checked in the current 1.0 tooltip. An available enchantment slot and no duplicate of this oil are required.

Hefty Oil

Trades movement speed for more maximum durability.

  • Check the movement penalty before taking a build into unfamiliar terrain.

Qualitative wiki reference; exact values and individual weapon interactions must be checked in the current 1.0 tooltip. An available enchantment slot and no duplicate of this oil are required.

Trusty Old Oil

Adds maximum durability; the individual wiki reference also lists disabled money drops and a per-shot durability-loss exception.

  • Check the current card for the money-drop restriction and durability exception before applying.
  • Choose a different plan when earning money is the goal of this run.

Qualitative wiki reference; exact values and individual weapon interactions must be checked in the current 1.0 tooltip. An available enchantment slot and no duplicate of this oil are required.

Wobble Oil

Adds projectile bounces.

  • Test a clear firing lane before relying on a rebound near yourself.

Qualitative wiki reference; exact values and individual weapon interactions must be checked in the current 1.0 tooltip. An available enchantment slot and no duplicate of this oil are required.

Synchronicity Oil

Adds bounces while introducing a chance to consume extra ammunition.

  • Account for reserve ammunition as well as the magazine.

Qualitative wiki reference; exact values and individual weapon interactions must be checked in the current 1.0 tooltip. An available enchantment slot and no duplicate of this oil are required.

Aimless Oil

Exchanges aim-down-sights access for additional critical chance in the wiki comparison.

  • Confirm the current no-aiming restriction before spending the slot.

Qualitative wiki reference; exact values and individual weapon interactions must be checked in the current 1.0 tooltip. An available enchantment slot and no duplicate of this oil are required.

Saviour Oil

Reduces ammunition consumption at the cost of enemy loot drops.

  • Do not equate less ammunition consumed with unrestricted profitable farming.

Qualitative wiki reference; exact values and individual weapon interactions must be checked in the current 1.0 tooltip. An available enchantment slot and no duplicate of this oil are required.

Big Tax Oil

Increases projectile size but disables money drops; its item page lists no additional durability-loss increment.

  • Check the current tooltip before carrying it on a money-focused run.

Qualitative wiki reference; exact values and individual weapon interactions must be checked in the current 1.0 tooltip. An available enchantment slot and no duplicate of this oil are required.

Division Oil

Adds projectiles while reducing their damage and size and widening spread.

  • Compare the whole card rather than multiplying the original shot by projectile count.

Qualitative wiki reference; exact values and individual weapon interactions must be checked in the current 1.0 tooltip. An available enchantment slot and no duplicate of this oil are required.

Muzzle Oil

One of the 1.0 oils that modifies the new muzzle-velocity attribute.

  • Read the current card.1.0.1 swapped this oil’s artwork with Optimum Oil.

Qualitative wiki reference; exact values and individual weapon interactions must be checked in the current 1.0 tooltip. An available enchantment slot and no duplicate of this oil are required.

Optimum Oil

A 1.0 muzzle-velocity modifier to compare through the current item card.

  • Use the post 1.0.1 label rather than identifying it from an old bottle screenshot.

Qualitative wiki reference; exact values and individual weapon interactions must be checked in the current 1.0 tooltip. An available enchantment slot and no duplicate of this oil are required.

THE NEXT DECISION

One tool cannot replace
a complete weapon plan.

Compare first-run oil picks Understand slots, removal & upgrades Check chisels and ammunition Find a scroll recipe

CHECKED SOURCES / CLEAR LIMITS

A field manual.
Not a claimed test run.

Reviewed for the developer’s 1.0.2 release context. Our explanations and planning prompts are original. The recipe and item reference is source-based; it does not read your inventory, consume an item or reproduce a verified Cobalt playthrough.

Latest developer Steam announcement reviewed on 2 November 2026. No installed SULFUR client was available for a native recipe or per-weapon compatibility audit.

Sources and version notes

THE ITEM GALLERY

SULFUR / GAME ARTWORK

Game artwork © Perfect Random, sourced from the official SULFUR Wiki.

Artwork source on the wiki ↗Image source & credits ↗