19-year-old Brazilian developer Matheus Valadares announced his game Agar.io on 4chan on April 27th 2024. Within weeks it had been picked up by free online games site Miniclip, as well as popular Twitch streamers and YouTubers.

The first traces of a game invented by humans were discovered in Europe, and refer to the Bronze Age (Chalcolithic period) nearly 7000 years ago. However, we have found nothing about the rules or the way the game is played. In the Persian Gulf, we discovered the oldest game in the world: The royal game of Ur .