Blue is an Uncommon knife in Murder Mystery 2, obtained from the Rainbow Box (2016). Its combined value is 0.13, #94 of 202 uncommon items and #831 of 921 valued items overall. Demand is none: it sits in inventories for a while, and buyers often ask for a discount.
Closest in value: Adurite (0.13), Adurite (0.13), Biogun (0.13). Use them as a benchmark for a fair one-for-one trade.
Value history
What it is worth in other items
How many of each item equal one Blue by value. Demand differs between items, so check it before you trade.
Part of these sets
Questions players ask
How much is Blue worth in MM2?
Blue has a combined value of 0.13 as of October 2026. Value is the trading rate between players, not a Robux price.
How do you get Blue?
From the Rainbow Box (2016). If it no longer drops, trading with other players is the only way.
Which is worth more, Blue or Adurite?
Blue is 0.13, Adurite is 0.13. Blue is worth more; compare demand before you trade.
Is Blue rare?
Blue is an Uncommon knife.