How to Get the Knife

Install the games (You will probably have TF2 installed)Launch A.V.A Alliance of Valient Arms and it will get you to create a character and play the TutorialOnce you have played the Tutorials, then find a match and play a game onlineOnce the game is over you will get an achievement called "1st One Down". After you get this go on to TF2 and you will have an alert telling you that you have a new item (the Black Rose)Enjoy!