The phrase "the all-powerfuls" refers to individuals or groups who hold immense power and influence over a particular domain or industry. Synonyms for this term could include "tycoons," "moguls," "magnates," "pundits," "titans," "gurus," "barons," "czars," or "maestros." These words all suggest a level of expertise, dominance, and control over a specific area. While the connotations of each term may vary slightly, they all convey the idea of a select few holding significant power and authority within a given field. These words could be used interchangeably to describe a variety of individuals or groups in business, politics, or entertainment.