OIIA
Reward: OIIA Knife (cat-themed knife skin)
About this code
OIIA grants the cat-themed knife skin, the knife half of the OIIA set (the revolver half comes from SecretCat). Redeem via INVENTORY > CODES on the left side of the screen.
How to redeem this code
- 1 Click "Copy this code" above — codes are case-sensitive and manual typing is error-prone (especially codes with punctuation).
- 2 Launch Murderers VS Sheriffs: Duel on Roblox and open the codes/rewards menu (usually on the side of the screen or in settings).
- 3 Paste and submit — rewards are credited instantly. If rejected, check the status note below.
Status & verification
- Source
- BloxRant (added Oct 3, checked Oct 4) + UrGameTips (Oct 2026) agree active — two-source consensus
- Added
- Last verified
- Expires
- No fixed expiry — may be retired without notice
Confirmed working by our verification pipeline. Redeem it soon — codes can be retired at any update without notice.
More codes for Murderers VS Sheriffs: Duel
View all codes →Frequently asked questions
Is OIIA still working in Murderers VS Sheriffs: Duel?
As of our last check on 2026-10-15, this code is Active. We re-verify every Murderers VS Sheriffs: Duel code regularly and update this page whenever the status changes.
How do I redeem the OIIA code in Murderers VS Sheriffs: Duel?
Launch Murderers VS Sheriffs: Duel on Roblox, open the codes/rewards menu, paste the code exactly as shown (it is case-sensitive) and submit. Rewards are credited immediately.
What does the OIIA code give you in Murderers VS Sheriffs: Duel?
OIIA Knife (cat-themed knife skin). Rewards are credited to your account instantly after redemption.
Why is my Murderers VS Sheriffs: Duel code not working?
Common causes: the code expired, it was mistyped (codes are case-sensitive, especially with punctuation), or your account already redeemed it. Use the one-click copy button above instead of typing.
Can I redeem OIIA more than once?
No. Each redeem code works once per account. If the game says the code was already used, this account has claimed that reward before.