Part of The Boreal Collection, P90 | Mustard Gas is classified as a Industrial Grade SMG finish in Counter-Strike 2.

The float range for this finish is restricted to 0.00–0.63, so Factory New, Minimal Wear, Field-Tested, Well-Worn, and Battle-Scarred are the only obtainable conditions on the open market. The restricted range is set by Valve at the time of release.

Active listings for P90 | Mustard Gas are tracked across 18 marketplaces, with prices spanning $0.02 to $0.40 depending on wear, variant, and seller.