Falchion Knife | Urban Masked is a knife in the game Counter-Strike: Global Offensive. It is available only in the game mode Arms Race. The weapon is very popular with players who like to play quickly and aggressively. Exchange your Soul Gems for a Falchion Knife and start winning. Falchion Knife | Urban Masked is a Counter-Strike: Global Offensive exclusive weapon. The knife can be obtained by completing challenges in Operation Breakout. It is primarily used as a tool for silent killing, due to the fact that it’s one of the most quiet weapons in game. It was designed by the members of Kami, the Japanese word for “sword”, who are known for making real-life weapons that are inspired by anime.