Nah there is definitely need to hide it… Like imagine after Luffy vs Crocodile, the Oda box says “Winner: Luffy… Just as the prophecies foretold”
Unless you do it like Jojo where there is destiny in the story but there is no direction the destiny is given… in Jojo’s villains win multiple times, villains get plot power ups, villains are at times directly stated to be blessed by destiny itself and heroes are stated to be cursed and unlucky due to their