Frosted came from the second tier of the main reward track in the Christmas Event 2019, so the only way to get it now is through trading. Don't expect it to move fast in trades; it sits in the same conversation as Mummified and Red Luger for people filling out old event inventories.
Frosted (2019) is a Common knife in Murder Mystery 2. Its combined value is 37.5, #13 of 335 common items and #206 of 921 valued items overall. Demand is low: it sits in inventories for a while, and buyers often ask for a discount. The value went down 17% over the last 7 days.
Closest in value: Mummified (36.5), Red Luger (36.5), Elderwood Scythe (39). Use them as a benchmark for a fair one-for-one trade.
Value history
What it is worth in other items
1×Mummified
1×Red Luger
1 : 1Elderwood Scythe
1 : 1Swirly Axe
1×Chroma Elderwood Blade
1×Phantom (2022)
1×Spectre
1 : 1.1Chroma CandleflameHow many of each item equal one Frosted (2019) by value. Demand differs between items, so check it before you trade.