Active codes for Rainbow Packs, drills, and cash — paired with the early-game sequence that actually turns those freebies into a selling machine.

Redeem Oil Empire codes at the Codes button on the left side of your screen to claim Drill Packs, Rainbow Packs, Cash, and cosmetic items like the Small Solar Panel. Below is the current working list, followed by how to spend those rewards without wasting your first hour. (Source: Try Hard Guides, May 2026)

Working Oil Empire Codes (May 2026)

Code	Reward
`HMLNDR`	2x Rainbow Pack
`PRKROBY`	2x Rainbow Pack
`JUMPJUMPHAHA`	2x Rainbow Pack
`THX500K`	1x Small Solar Panel
`NUKENUKENUKE`	1 Rainbow Pack
`FREELAVA`	1 Lava Drill
`FREEMULTI`	1 Multi Drill
`THX450K`	2x Rainbow Pack
`GLITCHTOTEM`	1 Glitch Pack + 1 Cash Totem
`WELCOMEABUSE`	1 Mini Diamond Drill {100/s}
`CODE001`	1x Rainbow Pack
`HEXHEXHEX`	1x Rainbow Pack
`TEK19TEK`	1x Rainbow Pack
`SUNDAYABUSE`	1x Rainbow Pack
`RAINBOWRAINBOW`	1x Rainbow Pack
`FREERAINBOW`	1x Rainbow Pack
`ABUSE18`	1x Rainbow Pack
`OBBYOBBYHAHA`	1x Rainbow Pack
`ADMINABUSEADMIN`	1x Rainbow Pack
`METEORGG`	1x Rainbow Pack

Bati Raman oil pump jack in Batman, Turkey. Industrial landscape with city view. — Photo by Fahrettin Turgut / Pexels

How to Redeem Codes in Oil Empire

Launch Oil Empire in Roblox.
Look for the Codes button on the left side of your screen.
Click it to open the redemption window.
Type or paste a code exactly as shown above (case-sensitive).
Hit Redeem and check your inventory for the items or cash.

Codes in Roblox expire without warning. If a code from the active list returns an error, it has been removed in a patch. The expired list below confirms what no longer works.

Oil pumpjack in scenic agricultural landscape with lush fields and distant trees. — Photo by Ivan / Pexels

Expired Oil Empire Codes

THX200 – 1x Infinity Pack
SUNDAY_STORM, 96SUNDAY_STORM, SUNDAY_STORM87 – 2x Rainbow Pack each
ABUSE99 – x2 Infinity Packs
ABUSEIT, APRILFOOLS, hellotekdev, hellohex – assorted freebies
FixedFixed – missing gas recovery
thanks100k – 4x Drill Pack
10klikes, BugFix – Drill Packs and Cash
Beta – 2500 Cash

Colorful casino game machine featuring Las Vegas theme with coins and poker cards. — Photo by Vinícius Vieira ft / Pexels

First-Hour Priority: What to Redeem and Place First

Most code lists stop at the paste button. That is a mistake. Throwing twelve Rainbow Packs at your base without a placement order wastes the highest-yield window in the game.

Step one: claim WELCOMEABUSE first. The Mini Diamond Drill outputs 100 oil per second — a rate that outclasses everything else you will unlock for at least twenty minutes of normal play. Place it immediately on the highest-concentration oil vein you can find on your starting plot.

Step two: place FREELAVA and FREEMULTI on secondary veins. The Lava Drill and Multi Drill have different extraction profiles than standard drills, giving you a diversified flow into your refinery rather than a single bottleneck point.

Step three: open the Rainbow Packs. These give randomized drill variants. Do not place them randomly. Stack drills on the same vein only if that vein's depth supports multiple extractors without speed penalty. Spread them across veins if individual veins tap out fast.

Step four: build a refinery. Oil sitting in storage earns nothing. The refinery mechanism converts raw oil into gasoline, which is the only sellable commodity. Your early goal is a conversion pipeline that keeps pace with your Mini Diamond Drill's 100/s output. If gasoline backs up, you are losing money every second.

Colorful neon arcade machine featuring a 'Super Bonus' display with bright lights and playful design. — Photo by Darius Bright / Pexels

The Core Loop: Extraction, Refinement, and the Price Trap

Oil Empire's progression hinges on one mechanic most new players misunderstand: gasoline price fluctuation.

Raw oil has no market value. Refineries convert oil into gasoline. Gasoline sells for a variable price that shifts over time. Selling at a low price point is the single largest resource leak in the first hour.

The correct sequence: fill your refinery, wait. Watch the price ticker. Sell only when the price spikes above your session average. The difference between a panic sell at base price and a timed sell at peak is often a 2-3x multiplier on your first major batch. That multiplier compounds when reinvested into better drills.

This is where the Cash from codes like GLITCHTOTEM (which also gives a Cash Totem for passive income) matters. Early cash lets you buy a second refinery or upgrade your first one so you can process and hold more gasoline while waiting for the price to swing up.

Why shouldn't I sell gasoline as soon as my refinery produces it?

Because the sell price is not fixed. Selling at the floor price means you need roughly twice as much gasoline to afford the same drill upgrade compared to a patient player who held for one price cycle. Early game, volume is low — you cannot outplay bad timing with sheer output yet.

Beginner Mistakes That Kill Early Progression

Overbuilding drills before refinery capacity

Twelve drills extracting oil that your single refinery cannot process means the excess oil sits idle. You earn the same gasoline per second whether you have three drills or fifteen if the refinery is the bottleneck. Expand refining capacity before adding extraction past your throughput limit.

Ignoring the interference mechanic

Oil Empire allows you to interfere with other players' operations. New players usually ignore this entirely or focus on it too early. The right move: ignore it until your own production pipeline is stable and profitable. Retaliation from established players will drain resources you cannot afford to lose in your first hour.

Spending Cash Totem income on cosmetics

The GLITCHTOTEM code gives a Cash Totem — passive generation. That income should go directly into refinery upgrades or plot expansion. The Small Solar Panel from THX500K is decorative. Place it if you want, but never prioritize cosmetic placement over functional infrastructure.

Build Guidance: Early Loadout Priority

Based on the code rewards available, your optimal first-hour loadout follows a strict hierarchy:

Mini Diamond Drill {100/s} — primary extractor, center of your operation.
Lava Drill + Multi Drill — secondary extractors on separate veins.
Refinery (highest tier you can afford) — must keep pace with combined drill output.
Rainbow Pack drills — fill remaining vein capacity, do not over-saturate a single source.
Cash Totem — place anywhere, it generates passive income regardless of position.
Second refinery or refinery upgrade — funded by your first timed gasoline sell.

Skip buying additional drills with cash until your refinery throughput matches or exceeds your current extraction rate. Cash spent on drills before refining capacity is cash wasted on stored oil that cannot become gasoline.

Clear Next Steps

Redeem all active codes from the list above immediately — codes expire without notice.
Place the Mini Diamond Drill on your richest vein, Lava and Multi Drills on secondary veins.
Build one refinery and upgrade it until it processes oil as fast as you extract it.
Hold your first gasoline batch until the sell price spikes above average.
Reinvest the first big sale into a second refinery or plot expansion.
Bookmark this page and check back — we update the code list when new codes drop or existing ones expire.

Frequently Asked Questions

How often do new Oil Empire codes drop?

There is no fixed schedule. The developer (associated with the tekdev/hex handles visible in expired codes like hellotekdev and hellohex) releases codes around milestones and updates. The current batch includes multiple 400K-500K like-count celebrations. Check back periodically rather than relying on a predictable pattern.

What does a Rainbow Pack actually contain?

Based on the reward structure, Rainbow Packs grant randomized drill variants. The specific drill type you receive varies per pack open. They do not guarantee a specific tier.

Can I use expired codes to recover lost items?

No. The expired FixedFixed code previously restored missing gasoline, but it no longer works. If you lose items or progress to a bug, your only option is the game's official support channels — codes cannot be used as recovery tools once expired.

Does the Cash Totem stack if I place multiple?

The GLITCHTOTEM code provides one Cash Totem. Whether multiple totems stack is not documented in available sources. Reasoned inference: most Roblox idle/income mechanics do stack, but confirm in-game before spending resources on additional totems assuming compounding returns.

Kenshi

Kenshi Review - Is It Worth Playing?