5) M9 Bayonet Doppler Emerald – $12,000+ M9 Bayonet Doppler Emerald (Image via Valve) The huge blade and the sturdy handle of this knife have made it a long-standing favorite among CS2 players.

A StatTrak Skeleton Knife Doppler Sapphire in Factory New condition is estimated to range between $10,000 and $15,000. On third-party sites, prices fluctuate based on supply, demand, and the ...