Emerald Splash comes from JoJo's Bizarre Adventure as the named attack of Hierophant Green, the Stand used by Noriaki Kakyoin. The phrase became widely recognized through anime clips, fan edits, and compilations that celebrate JoJo's dramatic attack calls. It remains popular because even a very short sample instantly signals JoJo style: bold delivery, high stakes, and exaggerated flair. It is often used alongside other JoJo references such as To be Continued or Za Warudo when creators want a clearly anime-coded joke.