Sequestrators are people or things that take and hold something until a debt is paid or a problem is solved.
Sequestrators are usually seen as serious and powerful because they have the authority to take control of something until a situation is resolved.
Examples:
The sequestrators took the company's assets until the debt was paid.
The sequestrators held the evidence until the trial was over.
The sequestrators are in charge of the money until the argument is settled.
The sequestrators are like the bosses of the things they take.
The sequestrators have the power to keep things until everything is okay again.
The sequestrators are like the guardians of the things they take.