Graffiti is an uncommon knife in Murder Mystery 2 (MM2). Currently obtainable in the game. It is suitable for new players starting their collection. Graffiti is a knife cosmetic used by the murderer role in-game. Obtained from: Mystery Box 2. Community trade value: around x3 T1 Common Weapons. Notably: This is one of the few knives added alongside the Season 1 update