If consumed by a human, this fruit will have no effect on them other than taking away their ability to swim. Oda said in a joking manner that a human who ate this fruit might become "more human-like" or find their "true spirit".
The Human-Human fruit, also known as the Hito Hito no Mi, is a Zoan-type Devil Fruit that was eaten by none other than Tony Tony Chopper of the Straw Hat Pirates.
The Hito Hito no Mi, also called the Human Human Fruit, is a type of Zoan Devil Fruit that exists in the One Piece world. As the name suggests, this fruit grants powers related to humans to those who eat it.
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.
Human-Human Fruit, Model: Nika
Luffy. When the fruit is awakened, it gave Luffy his most powerful form yet (known as Gear 5), and it has the ability to change the surroundings, including living beings' flesh, and convert it into rubber to repel attacks.
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.
Luffy's rubber attributes are a result of him eating a devil fruit called the Gum-Gum Fruit Granting him a rubber-like body, his powers make him immune to electric attacks and most blunt forces, but he is susceptible to attacks made with a sharp object or weapon (eg. sword, spear).
And then later on he ate the two fruits and cuz of his sleeping disorder the two devils wouldn't fight each other.
In Chapter 1044, the Five Elders revealed that Luffy's Devil Fruit was actually the Human-Human fruit, and it's not a Paramecia type. It's a mythical Zoan fruit that allows the holder to transform into, and gain the attributes of, the legendary Sun God Nika.
Sanji hated Absalom even more because he ate the current Clear-Clear Fruit. This was the only Cursed Fruit that Sanji was ever interested in, he lost however interest in the fruit after his fight with Absalom, deciding that he shall just have to go do them anyway without it.
A person can only eat a single Devil Fruit in their entire lifetime; any attempt to gain a second Devil Fruit power will cause the consumer's body to be blown apart to such a degree that little trace is left of it, resulting in their death.
As for what we know about the power, Luffy's real fruit is called the Hito Hito no Mi: Nika. It is a Mythical Zoan fruit, and it transforms its user into the 'Sun God' Nika once it has been awakened.
The Yomi Yomi no Mi is a spherical-shaped golden fruit with a green stem. On its bottom, it has four stubby growths, making the shape resemble a skull. As with most Devil Fruits, it has swirl patterns throughout.
Zoro can eat 3 devil fruits.
The fruit was a treasure sought by the World Government for over 800 years, until it was stolen by Shanks and his crew in recent history. It was then accidentally eaten twelve years ago by the series' protagonist, Monkey D. Luffy.
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.
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.
Luffy and Hancock also name their child: Monkey D. Flora. Here is a conversation between Flora (7 years old, Kuja warrior in training) and Elder Nyon during Flora's visit to Nyon's house.
The Sentai Sentai no Mi (Acid Acid Fruit) is a Logia type Devil Fruit that allows the user to produce from his entire body a Dark Green Corrosive Sustance that can melt anything, The only thing that this fruit can't melt is Busoshoku Haki/Armament Haki. It is unknown who consumed it.
In the Post-War arc, one of the Five Elders stated that "D." means danger. After the timeskip, Law mentioned the Will of D. once more when Doflamingo asked him why he had so much faith in Luffy.
Luffy ended up awakening his Devil Fruit, which turned out to be a Mythical Zoan Devil Fruit based on a legendary character, giving him a new form and set of skills in an unexpected turn of events.
Is Luffy Gear 5 the strongest? Yes! Of course, Luffy's Gear 5 is the peak of his colossal powers. He can literally do ANYTHING with his devil fruit powers right now, as he transforms into the Sun God Nika when using Gear 5, making his devil fruit the strongest in existence so far.
Luffy Is A Monkey. Luffy's animal resemblance is definitely the most obvious out of the Straw Hats. Not only is Monkey part of his name but Luffy has always slightly resembled a monkey between his appearance and mannerisms.
Weaknesses. Despite these advantages Luffy is not immortal. Though immune to lightning, he can be damaged by other elements such as fire or ice, attacks involving cutting or stabbing and Haki-infused attacks.