Border Patrol is calling: A drug cartel has your bank information, so you need to transfer all your money to a safe Bitcoin account—right now!

Millions of people will be familiar with calls like this, in which scammers, often in other countries, use threats or promises to rob you. In 2023, individuals and businesses lost an estimated $485 billion to fraud schemes, according to Nasdaq's Global Financial Crime Report.

Law enforcement will only do so much to recover losses. That is why some online streamers are taking matters into their own hands. And they have become famous for fighting back.

Endless Thread's Ben Brock Johnson and Amory Sivertson explore the complicated, criminal world of scambaiters.