Section links for Mitosis start at /games/mitosis/.
Mitosis has 2 working codes, last checked October 24, 2026. HALLOWEEN pays 1 Halloween Crate. Update2 pays 1 Mutant Crate. SHARDS, UPDATE3, REFINERY, LDEVS, and SORRY4INCONVENIENCE are expired. Update1 and 20K stay off this page. This is Fauna Studio, place 134829968203846.
Separate game: Muscle Legends codes. Separate game: Grow a Chicken Fighter codes. Separate game: Drill to Earth's Core codes.
| Working codes | 2 active |
|---|---|
| Expired codes | 5 archived |
| Newest working code | HALLOWEEN (1 Halloween Crate) |
| Where to redeem | Shop bottom or left, Codes tab upper-right, Enter Code, Redeem. |
| Developer | Fauna Studio |
| Last checked | Oct 24, 2026 |
Reward: 1 Halloween Crate
The Roblox game description on October 24, 2026 and Try Hard Guides on October 21 still list HALLOWEEN as active. The inventory reward is 1 Halloween Crate. Added October 24, 2026. No agreed end date is on the inventory, so this card leaves expires empty. Try Hard Guides says capitalization counts. This card stores HALLOWEEN in capitals.
Reward: 1 Mutant Crate
The Roblox game description on October 24, 2026 and Try Hard Guides on October 21 still list Update2 as active. The inventory reward is 1 Mutant Crate. Added October 24, 2026. No agreed end date is on the inventory, so this card leaves expires empty. Try Hard Guides says capitalization counts. This card stores Update2 in the mixed case those lists print.
These no longer work. They stay here so you do not waste a redeem.
Reward: verifying in-game
Try Hard Guides on October 21, 2026 lists SHARDS as expired. The list does not print a reward, so this card leaves reward empty. The list does not print an added date, so this card uses October 24, 2026. expiredAt records October 21, 2026. The list does not give a calendar end date, so expires stays empty. This card stores SHARDS in capitals.
Reward: verifying in-game
Try Hard Guides on October 21, 2026 lists UPDATE3 as expired. The list does not print a reward, so this card leaves reward empty. The list does not print an added date, so this card uses October 24, 2026. expiredAt records October 21, 2026. The list does not give a calendar end date, so expires stays empty. This card stores UPDATE3 in capitals.
Reward: verifying in-game
Try Hard Guides on October 21, 2026 lists REFINERY as expired. The list does not print a reward, so this card leaves reward empty. The list does not print an added date, so this card uses October 24, 2026. expiredAt records October 21, 2026. The list does not give a calendar end date, so expires stays empty. This card stores REFINERY in capitals.
Reward: verifying in-game
Try Hard Guides on October 21, 2026 lists LDEVS as expired. The list does not print a reward, so this card leaves reward empty. The list does not print an added date, so this card uses October 24, 2026. expiredAt records October 21, 2026. The list does not give a calendar end date, so expires stays empty. This card stores LDEVS in capitals.
Reward: verifying in-game
Try Hard Guides on October 21, 2026 lists SORRY4INCONVENIENCE as expired. The list does not print a reward, so this card leaves reward empty. The list does not print an added date, so this card uses October 24, 2026. expiredAt records October 21, 2026. The list does not give a calendar end date, so expires stays empty. This card stores SORRY4INCONVENIENCE in capitals.
Two strings are active. The Roblox game description on October 24, 2026 and Try Hard Guides on October 21 list HALLOWEEN and Update2. HALLOWEEN pays 1 Halloween Crate. Update2 pays 1 Mutant Crate. Each code was added October 24, 2026. The developer has not announced an expiration date. Try Hard Guides says capitalization counts. This page stores HALLOWEEN in capitals and Update2 in the mixed case those lists print.
Five strings are expired on our tracked list. Try Hard Guides on October 21, 2026 lists SHARDS, UPDATE3, REFINERY, LDEVS, and SORRY4INCONVENIENCE as expired. That list does not print rewards for them. Update1 and 20K stay off this page. Destructoid, Pro Game Guides, and GameRant on October 17, 2026 listed Update1 for 3 Wheel Spins and Gold Rush, and 20K for 20 Tokens and 1 Level. The October 24, 2026 Roblox description prints Update2 and HALLOWEEN. Try Hard Guides on October 21 omits Update1 and 20K from its active list. Open the Shop at the bottom or on the left, open the Codes tab in the upper-right of the shop, paste a code into Enter Code, and press Redeem. Try Hard Guides documents the Shop button on the left, the Enter Code box, and a green Redeem button. The October 24, 2026 snapshot showed 3,550 players, 1,529,281 visits, and 14,789 favorites. The experience released on September 30, 2026. Fauna Studio updated it on October 24, 2026.
Two, last checked October 24, 2026. HALLOWEEN pays 1 Halloween Crate. Update2 pays 1 Mutant Crate. The Roblox game description and Try Hard Guides both still list that pair. Try Hard Guides says capitalization counts.
Open the Shop at the bottom or on the left, open the Codes tab in the upper-right of the shop, paste a code into Enter Code, and press Redeem. Try Hard Guides documents the Shop button on the left and a green Redeem button. Store HALLOWEEN in capitals and Update2 in the mixed case the lists print.
Five, recorded from the Try Hard Guides October 21, 2026 list. SHARDS, UPDATE3, REFINERY, LDEVS, and SORRY4INCONVENIENCE. That list does not print a reward for them. The October 24, 2026 check still leaves them expired.
Destructoid, Pro Game Guides, and GameRant on October 17, 2026 listed Update1 for 3 Wheel Spins and Gold Rush, and 20K for 20 Tokens and 1 Level. The October 24, 2026 Roblox description prints Update2 and HALLOWEEN. Try Hard Guides on October 21 omits Update1 and 20K from its active list. The lists disagree, so Update1 and 20K stay off this page.
Fauna Studio lists the live title as [🎃] Mitosis, place 134829968203846. Also called Mitosis Roblox and Mitosis Fauna Studio. The codes on this page redeem in that experience.
