I don't have an explainer like that, but I can offer this profile I wrote on Alexandre de Moraes, the Supreme Court justice at the center of the debate. nyti.ms/479XMFs It hopefully will explain that Brazil's Supreme Court is very different, and in some ways, even more powerful than in the U.S.
Alexandre de Moraes, a Brazilian Supreme Court justice, was crucial to Brazil’s transfer of power. But his aggressive tactics are prompting debate: Can one go too far to fight the far right?
The U.S. Supreme Court largely just decides questions of constitutionality. Brazil's Supreme Court does that — and also handles thousands of other cases and, in some ways, can even open and authorize investigations. Their sessions are televised and the justices have become celebrities as a result.