California · Indonesia · OpenAI · The Guardian Technology
Who owns ‘brain rot’? Inside the international legal drama over a beloved meme
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One of the most beloved characters in an absurdist genre of online video content has become the center of an international legal battle that could determine where human creativity ends and artificial intelligence begins.
Key facts
- But in September 2025, Spyder Games LLC and Speedy Simulator Gaming LLC, the owners of Do Big, received a cease and desist letter from Mementum regarding the use of Tung Tung Tung Sahur in the game
- We are not claiming in this case that AI-assisted work can never be owned by anybody,” said Aaron Moss, a copyright lawyer representing Do Big through the firm Mitchell Silberberg & Knupp LLP
- Case in point: Mementum issued a takedown request under the EU’s Digital Services Act, requesting the removal of Tung Tung Tung Sahur from Do Big’s Steal a Brainrot game, which was successful
- Our client is pursuing a global strategy on all of this,” said Steven Stein, a partner at Greenberg Glusker, the US law firm representing Mementum Lab
Summary
Tung Tung Tung Sahur, also known as Triple T, was created in 2025 by an Indonesian teen who goes by the username Noxa, using OpenAI’s image-generation tool. Since his creation, Triple T has become a global sensation: YouTube and TikTok host dozens of videos with hundreds of millions of views starring the character. The character has generated a great deal of money and stands to create much more, he will soon be joining Fortnite as a skin. That question is at the heart of a lawsuit filed in the US district court’s northern district of California, where a games company is suing the French creative agency Mementum, which represents Noxa, over the right to use Triple T as a character in a popular Roblox game.