ヽ༼ຈل͜ຈ༽⊃─炎炎炎炎炎炎炎炎" is a Japanese emoticon of a person raising their arms and summoning flames. It is often used in online forums or chat rooms to express excitement or enthusiasm. "Avada kedavra" is a fictional spell from the Harry Potter book series that is used to instantly kill someone. The phrase is sometimes used as an internet meme or emote to express a desire for something or to indicate that something has been destroyed or defeated.