Murder Mystery 2 Codes (October 2026)
Three knife codes are live in October 2026, all tied to the back-to-school drop. Here is why an active MM2 string is rarer than it looks, and which four to try first.
Working Codes Right Now
Last verified:
Synced live from our codes page — copy and redeem in-game. Expired codes are not listed here.
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B4CK2SK00L
Skool Knife
Active · Last verified 2026-10-25
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SK00L
Skool Knife
Active · Last verified 2026-10-25
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SUB0
Sub Knife
Active · Last verified 2026-10-25
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HW2017
Pumpkin Pet
Worth a try · Last verified 2026-10-25
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PR1SM
Prism Knife
Worth a try · Last verified 2026-10-25
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SK3TCH
Sketchy Knife
Worth a try · Last verified 2026-10-25
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NatureUpdate
500 Gold
Worth a try · Last verified 2026-10-25
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C0RL
Corl Knife
Worth a try · Last verified 2026-10-25
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F1RSTC0D3
Uncommon Knife
Worth a try · Last verified 2026-10-25
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N3XTL3V3L
TNL Knife
Worth a try · Last verified 2026-10-25
Three Murder Mystery 2 codes are working as of 25 October 2026, and all three hand out knife skins rather than coins. Two of them pay the same Skool knife from the back-to-school event; the third is the Sub knife. If you only try one thing today, try the Skool pair first: three separate trackers had them in their active blocks within the last three weeks.
The catch is how rare this is. Nikilis has released roughly seventeen codes in twelve years, and most of them are permanent knives that were switched off years ago. MM2 does not warn you when a string dies. The input box stays in your inventory and keeps accepting text, so a dead code looks exactly like a live one until you press Redeem.
That is why so many sites disagree. One database insists there are zero working codes, another lists four, a third lists five — and they are all quoting the same old set. Our list splits the difference honestly: three confirmed by at least two independent trackers, seven more in the try-first section with the reason written on each card.
Two practical notes. Every MM2 code is single-use per account and permanent once claimed, so there is no reason to hold one back. And the knife you get is almost always untradable, which is why code knives never appear in trade offers.
Redeem at the Inventory screen, bottom-right corner, then open your knife list to confirm the skin arrived.
Redeem in 30 seconds
- 1Launch Murder Mystery 2 and wait in the lobby until your inventory finishes loading.
- 2Click the Inventory icon on the left edge of the screen.
- 3In the inventory window, find the EnterCode field in the bottom-right corner.