The Karambit Marble Fade skin in Counter-Strike: Global Offensive can only be obtained from one of three cases, but its rarity makes it very costly.
Karambit Marble Fade
Karambit Marble Fade from CS:GO
☆ StatTrak™ Karambit Marble Fade (Factory New) - Counter-Strike 2 - Skinport
Just pulled this knife. Don't know what to do with this. Should I sell it or use it? : r/csgo
Karambit Stained
Watch: xQc pulls a StatTrak Karambit Marble Fade in CS: GO on livestream
Karambit Marble Fade Real CS2 custom made IRL by LootKnife
PC] Karambit Marble Fade : r/GlobalOffensiveTrade
Blue Steel Karambit knives in Counter-Strike 2
CS:GO KARAMBIT FADE UNBOX CRAZY REACTION