MM3 Codes (April 2021) – Murder Mystery 3!

Our Roblox Murder Mystery 3 codes list features all of the available OP codes for the game. You can use these to get a bunch of free knives and weapons!

Murder Mystery 3 is a pretty standard killer, sheriff, and innocents game. One player is made a killer, who needs to slay all of the other players. The sheriff needs to stay alive and shoot the killer. The innocents need to hide and avoid being slayed by the killer!

You can use the knives, guns, and pets from our Murder Mystery 3 codes list to look really stylish when you’re running away from people or slicing and dicing them!

All Murder Mystery 3 Codes:

  • SL1C3R0 – Slicer Knife (NEW)
  • H1DD3N – Hidden Sparkletime Pet
  • C01L – Coil Knife
  • R3TURN – Return Knife
  • P1ZZ4! – 3x Pizza Kunai
  • P0T4T0 – Potato Knife
  • UPD4T3 – Honor Sword
  • !$LUCKY$! – 5x Luck O’ The Irish Sword
  • S1L – Green Soul Sword
  • LUG3R – Blue Luger
  • $!C3LT1C!$ – Celtic Sword
  • !T3N! – 10M Sword
  • INF3RN4L – Infernal Axe
  • M1DN1GHT – Midnight Scythe
  • $!CR1MS0N!$ – Crimson Trident
  • $!BL4Z3$! – Dragon’s Blaze Knife
  • D4RK!ED – Darksteel Sword
  • PR1S0N3D – Blood Scythe
  • GH05T – Ghost Scythe
  • !R3D!! – Red Venom Sword
  • P1ZZ4 – Pizza Sword
  • PH4R40H – Pharaoh’s Slayer Sword
  • !SK311! – Skeleton Slasher Glove
  • 3DG3D – Void Scythe
  • !D4G! – Dagger of Dimensions
  • MM3RETURN – Green Heart Balloon Pet
  • N00B3Y – Oof Effect
  • WINTER – Candy Spirit Sword, Rudolph Pet, & Eve Revolver
  • PDJ – PDJ Knife
  • S3N – Sen Knife
  • TH0R – Thor’s Hammer
  • H3LH4MM2R3D – Hell Hammer
  • TURK3Y – Turkey Leg
  • V3NT3D – Cyan Deagle
  • B4N4N4 – Banana Knife
  • R41N – Big Rainbow Hammer, Big Rainbow Luger, Aura Pet

Murder Mystery 3 FAQs

How do you redeem codes in Murder Mystery 3?

Open up the game and look to the side of the screen. You should see a backpack and some other icons. Below these you will find the blue Twitter logo bird. Copy one of the codes from our list, and hover over the Twitter logo. This will slide out the code redemption window. Paste one of our codes into that box and hit enter to receive your reward.

How do I get more codes for Murder Mystery 3?

You can follow AthrexRBX on Twitter, who is the developer of the game and posts codes from time to time. You can also bookmark this page to keep track of when any new codes are added!

Game Description



  • NEW CODE “!T3N!”
  • Lava Pebble
  • Galaxy Pebble
  • Chroma Pebble

Find codes for other games in our Roblox Codes category. If you're looking for freebies for your avatar, check out our Roblox Promo Codes and Roblox Free Items posts!

About the Author

Shaun Savage aka Evident is a long time site creator. He strives to bring honesty and integrity to each site that he has created. In his off-time, he enjoys playing video games, watching movies, and binge watching television shows.

More Content

Leave a Comment

All comments go through a modedration process, and should be approved in a timely manner. Before commenting, make sure to read the Comment Rules!

This site is protected by reCAPTCHA and the Google Privacy Policy and Terms of Service apply.