Knight Online'da açılabilecek bazı skiller: Warrior Skilleri: Attack: Hash, Hoodwink, Shear, Pierce, Leg Cutting, Carving, Sever, Freak, Multiple Shock, Cleave, Mangling, Thrust, Sword Aura, Sword Dancing, Howling Sword, Bleeding, Hell Blade. Defence: 55. Master: 13. Rogue (Okçu) Skilleri: Archery: 83. Explore: 42. Fire Arrow, Through Shot, Multiple Shot, Poison Arrow, Guided Arrow, Fire Shot, Perfect Shot, Viper, Explosive Shot, Arc Shot, Power Shot, Blinding Strafe, Blow Arrow, Dark Pursuer, Lighting Shot, Ice Shot, Shadow Hunter, Shadow Shot, Arrow Shower, Counter Strike. Mage Skilleri: Nostrum of Magic, Stamp of Magic Power. Priest Skilleri: Nostrum of Wisdom, Stamp of Intelligence. Skilleri açmak için gerekli malzemeler ve level gereksinimleri değişiklik gösterebilir.