the Tianlong (Knife Legendary in Standard variant, not eligible for trade-up or marketplace), the Kukri Default (Epic rarity, not for trade-up or marketplace), and the Balisong Harmony (Legendary from Critical Pass, equipped and not for trade-up or marketplace). For primary weapons, you have the TRG22 Hazardous (Very Rare, standard, tradable up and on marketplace), M14 Dracula from Nights of Horror (Rare, tradable), SVD Retro Winter (Very Rare, winter event, tradable and equipped), Uratio Soft Package (Very Rare, winter, tradable), FP6 Serenity (Rare, Critical Pass, equipped but not tradable up), Super90 Momentum (Rare from Critical Pass, not tradable up), SA58 Kugelblitz in Taurus (Very Rare, tradable and equipped), AR15 Powershot (Uncommon, standard, tradable and equipped), M4 Avalanche (Very Rare, Critical Pass, equipped but not tradable up), AK47 Seiryu (Epic, standard, equipped but not tradable up), HK417 Day of the Dead (Very Rare, Critical Pass, not tradable up), G551 RekT (Rare, standard, tradable and equipped), AUG Sweet Tooth (Epic, winter, equipped but not tradable up), MPX Perspective (Rare, Critical Pass, equipped but not tradable up), MP5 Beach (Rare, Critical Pass, equipped but not tradable up), MP7 Citrus Soda (Rare, Critical Pass, equipped but not tradable up), P90 Vice (Very Rare, tradable), Vector Beta Fins (Rare, Critical Pass, equipped but not tradable up), and M1887 Catacomb (Rare, standard, tradable). Secondary weapons consist of P250 Blood Money (Rare, standard, tradable and equipped), XD45 Inked (Very Rare, standard, tradable and equipped), Dual MTX Retaliator (Very Rare, standard, tradable and equipped), GSR1911 Archerness (Very Rare, Critical Pass, equipped but not tradable up), MR96 Ivory (Very Rare, standard, tradable and equipped), and Deagle Samurai (Epic, standard, equipped but not tradable up). Finally, grenades include Frag Grenade Sweet Tooth (Epic, winter, equipped but not tradable up), Smoke Grenade Peppermint (Uncommon, winter, tradable), and Flashbang Polar Ice (Common, winter, tradable and equipped).
