On this page
- Active Kaiju Alpha codes (1)
- Codes that may still work
- How to redeem Kaiju Alpha codes
- Code history: how long codes last
- Expired Kaiju Alpha codes
- Full expired codes archive
- Kaiju Alpha codes not working?
- Official Kaiju Alpha channels
- FAQs
- Are there new Kaiju Alpha codes in November 2026?
- Where do I enter codes in Kaiju Alpha?
- Are Kaiju Alpha codes case sensitive?
- What do Kaiju Alpha codes give?
- How often are new Kaiju Alpha codes released?
- Similar Roblox codes you can check next
Last checked November 3, 2026. We recheck this list every week and log when each code was added and when it expired.
Active Kaiju Alpha codes (1)
| Code | Reward | Added | Status |
|---|---|---|---|
HAPPYHALLOWEEN | 31 Levels | Nov 1, 2026 | Working |
Codes that may still work
These may still work or may have expired. They cost nothing to try.
| Code | Reward | Status |
|---|---|---|
1MILLIONMEMBERS | 50 Levels, Cell + Exp boost, 500,000 Cells | Possibly expired |
NOLIMITTOTHELARVA | 20 Levels (play for 30 minutes) | Possibly expired |
How to redeem Kaiju Alpha codes
- Join the SULU OPPA group on Roblox.
- Open Kaiju Alpha and wait for the main menu to load.
- Tap Option on the left side of the main menu.
- Scroll down to the code box that says "Enter here".
- Paste a code and press Enter, then check the message to confirm it went through.
Code history: how long codes last
We have tracked this page's codes since November 3, 2026.
| When | Codes | How long they lasted |
|---|---|---|
| Nov 3, 2026 | 1MILLIONMEMBERS, NOLIMITTOTHELARVA | Disputed, see above |
| Nov 1, 2026 (Halloween update) | HAPPYHALLOWEEN | Active |
Source: TheTechBasket code tracking, November 3 to November 3, 2026.
Expired Kaiju Alpha codes
| Code | Reward or note | Expired |
|---|---|---|
Singularity | 10m XP cell | Oct 16, 2026 |
Full expired codes archive
Every Kaiju Alpha code we have recorded as expired. Search it before you try a code someone sent you.
BadSongleeDeawyGIGACHADKAONTOPRewardRoseSingularitySrryforbugSrryForBugGuysSrryforbugsSrryforrevertlevelxecretisreal
Kaiju Alpha codes not working?
- Playtime not reached. Level codes need 30 to 60 minutes of play in the same session. Keep playing, then try again.
- Group not joined. Join the SULU OPPA group, then rejoin the game.
- Spelling or spaces. Paste the code and remove any space at the end.
- Pressed nothing. Press Enter after pasting; the code is not submitted until you do.
- Already redeemed. Each code works once per account.
- The code expired. Check the archive above.
Official Kaiju Alpha channels
- Roblox group: SULU OPPA, the developer group (about 1.05 million members), where news and events are posted.
- Update notes: the game's Roblox description lists each update (Update 54 at the time of writing: Heisei Battra Larva, Heisei Battra and 15 skins).
FAQs
Are there new Kaiju Alpha codes in November 2026?
Yes. See the Active table at the top of the page for the codes that work right now.
Where do I enter codes in Kaiju Alpha?
Tap Option on the left of the main menu, scroll to the box that says "Enter here", paste the code and press Enter.
Are Kaiju Alpha codes case sensitive?
Paste each code exactly as shown, including capital letters, to be safe.
What do Kaiju Alpha codes give?
Levels, Cells, Exp boosts and Tokens, which speed up unlocking and upgrading your kaiju.
How often are new Kaiju Alpha codes released?
Codes usually come with game updates and group milestones, so expect them every few weeks.
Similar Roblox codes you can check next
Want more games? Open the full Roblox codes index.
Amit loves new tech and apps that make life easier, he writes about apps, games and useful websites on TheTechBasket.
