One more step Please complete the security check to access opskins. I hope Valve adds stuff to csgo besides cosmetics. I have a Flip Knife Slaughter with a central diamond and one heart on the backside.MILLENIA S AKS 74U КС ГО $1,500 CS:GO CASE OPENING (BLUE GEM KNIFE) How to redeem skins. Contact us. ★ Shadow Daggers | Blue Steel (Battle-Scarred). * csgostepthebest.com is not associated in any way with Valve Corporation or Steam. We buy all CS: GO Items in the official Steam Market, powered by Steam. CS: GO | Knife Patterns. By FRiZZoh ## and 1 collaborators. Knives skins are in order of tier (read more about tier), weapons skins are in casual order. Phase 3 and Phase 4 are black\ blue mixed colors (sometimes small green splash). knife skin blue: A Knife Counter - Strike: Source (CS:S) Skin Mod submitted by csgostepthebest.com blue knife skin CS: GO Counter - Strike: Global Offensive. COD:MW2 Call of Duty: Modern Warfare 2.