Nico Robin has the potential to be one of the strongest of the Straw Hats because of her Devil Fruit : r/OnePiece

Why did the Straw Hats agree on Robin's request to join? Was she really powerful or did they just pity her? - Quora

In your opinion which of them is the most versatile? : r/OnePiece

Every One Piece Crew Member, Ranked From Worst To Best - Geek Parade

ONE PIECE ODYSSEY - The full story of Water Seven

One Piece: 10 Things That Make No Sense About Nico Robin

Straw Hat intelligence (out of combat) : r/OnePiece

Ranking Every Straw Hat Pirate From Strongest To Weakest

One Piece (season 15) - Wikipedia

Direct devil fruit counters. Did I miss any other good examples? : r/ OnePiece

How strong are the Strawhats after the timeskip?

Nico Robin/Abilities and Powers, Anime And Manga Universe Wiki

One Piece: 10 Characters Who Deserve A Power-Up

One Piece: The Strawhat Pirates ranked in strength after Wano

Nico Robin/Abilities and Powers, One Piece Wiki

How strong is Nico Robin from the anime/manga One Piece in comparison to other members of the Straw Hat Crew? - Quora