Claims to be Satoshi Nakamoto, the creator of Bitcoin. His assertion is widely disputed and has sparked numerous lawsuits and fierce criticism in the crypto community.

Ran the infamous Bitcoin exchange that collapsed in 2014 after losing over 850,000 BTC. Was arrested and later convicted in Japan for data manipulation.

Their hedge fund collapsed in 2022 amid the crypto market downturn. Their leveraged bets and sudden disappearance led to billions in losses across the ecosystem.

A flashy and polarizing figure known for promoting his projects as revolutionary while critics accuse them of being Ponzi-like schemes or scams.

Created a smart contract platform that had a record-breaking ICO but was plagued by internal disputes, lawsuits, and delays. The governance and execution drew heavy scrutiny.

Nicknamed “Dr. Doom,” he’s infamous in crypto for his public takedowns of Bitcoin and blockchain, calling them overhyped and dangerous.