Goo is a common knife in Murder Mystery 2 (MM2). Currently obtainable in the game. An accessible pick for newcomers looking to build a starter kit. Goo is a knife cosmetic used by the murderer role in-game. Obtained from: Redeeming the codes. Community trade value: around 1 ([https://mm2values.com/v3/?p=home MM2V]). Notably: The code could only be redeemed for a total of five days before officially expiring