Wololo comes from Age of Empires II, the real-time strategy game released in 1999, where priests chant the word while converting enemy units to the player's side. The strange, memorable sound stood out from the game's other unit voices and became a favourite reference among players. As clips and remixes spread through forums, YouTube and social media, Wololo grew beyond the game into a shorthand for persuasion, brainwashing and sudden changes of allegiance. Its nostalgic pull keeps it popular in gaming memes, reaction edits and videos about conversion, influence and unexpected comebacks.