The emote "ヽ( ´ ー `)ノ" is commonly referred to as the "raised arms emoticon" or "Victory emoticon." It is often used to express excitement, happiness, or a sense of accomplishment. However, some people also use it to convey a sarcastic or ironic tone. On the other hand, the "Sadness Demon" emote is a different one and typically depicts a small blue creature with a frown and tears in its eyes. It is often used to express sadness, disappointment, or frustration. The emote has become popular on various social media platforms and messaging apps.