There are more than 100 different Devil Fruits in the world, but only one of each Devil Fruit exists. Additionally, all Devil Fruits are known to taste very bad and cause the consumer to permanently lose their ability to swim.
It is widely known that each Devil Fruit is unique and, as long as its user is alive, there cannot exist another with the same ability in the world.
Blackbeard is the only character in One Piece with two Devil Fruits. How did he do it? Marshall D. Teach, better known by his epithet, is arguably the most dangerous living pirate in One Piece.
Can Luffy take second devil fruits or not? No. At present the only person who has, somehow, managed to acquire two devils fruit powers is Blackbeard, and no one knows how he did that. Normally if someone eats a second devils fruit, it'll poison them and they'll die.
Actually not just 1, he can eat 3 devil fruits. Yes.
Logia. The rarest and most powerful of the three Devil Fruit types, Logia-type Devil Fruits allow their users to create, control, and transform their body into a natural element, such as sand, mud, smoke, lightning, plant life, and even darkness.
Shanks is the only member confirmed to have not eaten a Devil Fruit. Shanks is the only member who is not an Admiral of a Fleet. Shanks is the only member of the original Four Emperors to not be a member of the Rocks Pirates.
The Mizu Mizu no Mi (lit Water Water Fruit) is a Logia-type Devil Fruit that allows the user to control and become liquid water.
One Piece might be a mainstream shonen series, but the manga and anime have plenty of dark and disturbing moments. One Piece is often considered to be an anime that does not cover much in the way of dark themes, but that couldn't be further from the truth.
To everyone's surprise, Luffy, who was always believed to be a user of the Paramecia type Gomu Gomu no Mi, is actually a user of a Zoan type Devil Fruit. Furthermore, this isn't just any Devil Fruit, but a power described to be "the most ridiculous" to exist in the entire story.
In addition, unlike the majority of the most powerful individuals in the world, Roger never had any Devil Fruit powers, which makes him even more impressive.
All Devil Fruit eaters lose their ability to swim after consuming the Devil Fruit. It's not just a loss of muscle memory; entering a body of water saps them of all energy. Even entering a bath can drain a Devil Fruit eater of energy and prevent them from using their abilities.
The Cerberus Theory - Blackbeard Already Ate a Devil Fruit
Theorists believe that, like the mythical Cerberus' three heads with independent thought, Teach is able to use more than one Devil Fruit. The justification for this theory mainly comes from how Blackbeard and his actions tend to revolve around the number three.
Sanji hated Absalom even more because he ate the Suke Suke no Mi. However, though this was the only Devil Fruit that Sanji was ever interested in, he lost interest in the fruit after his fight with Absalom, deciding that he shall just have to peek on women anyway without it.
One of the most theorized powers that Monkey D. Dragon is thought to possess is the power of the Wind Wind Fruit or an ability that is related to wind.
While Sanji does not have a Devil Fruit, if you were to ever eat one, there are certain ones that would fit him perfectly.
The Hito Hito no Mi, Model: Nika was first revealed to the fans in the very first chapter of the story. Luffy ate the fruit thinking it was dessert and gained the power of rubber ever since. The fruit was actually in possession of Shanks and according to his crew, they stole it from an enemy ship.
One Piece shows a new awakening of a Zoan-type Devil Fruit, confirming that Luffy's version of this rare and powerful ability is absolutely unique.
The Hito Hito no Mi, Model: Nika is a powerful Mythical Zoan type of Devil Fruit that holds legendary status in the One Piece world. This fruit was only recently introduced to the fans in the story when Luffy fought against Kaido in Wano Country.
She ate the Love-Love Fruit, which allows her to turn her opponents into stone. In order for this power to work, the target must first have feelings of attraction towards the user. Nami is beautiful, and it has been shown that many characters find her attractive, just like Hancock.
In the 98th volume of One Piece, Oda answered a fan question about what Devil Fruits would fit Nami, Zoro, Sanji, Usopp, and Franky best. Nami's Fruit is the Rumble Rumble Fruit, which lets its user wield the power of lightning.
In fact, Nami has already demonstrated abilities similar to Haki. During the Alabasta Saga, she has shown the ability to tell even the slightest of changes in weather which, according to Vivi, is beyond human comprehension.