Oda pairing peak hype with a withheld reveal is a classic setup for a forthcoming identity beat.
The payoff
Earliest known caller
(unrecorded)
Why this matters
Negative-space foreshadowing: Oda introduces a character at maximum narrative weight while deliberately concealing the one detail (her face) that the build-up makes the reader crave — a reliable tell that an identity reveal is being held in reserve.
The remaining guard is on the staged-killing’s true author (Kyoshiro’s hidden identity), which is still forward of this window.