I get the impression that he supplied "whatever you like" as his menu of kompromat: A bit of then-illegal marijuana? Something stronger? A non-recourse loan from unknown sources? Laundry? Hookers? Underage virgins? Altar boys? Maybe you'd like someone dead? Yeah. All of it. Whatever it took.
Epstein's traitorous mission was to provide blackmailable pressure on EVERY important or potentially influential American, to be used by his spymasters as needed. Everybody. Anything. Note that his co-conspirator Ghislaine Maxwell is the daughter of Russian asset and creep Robert Maxwell.