Mera Mera no Mi's power to produce flames is incredibly destructive & hot, making it one of the most dangerous Devil Fruits.
Some Devil Fruit powers in One Piece overlap, with one version being strictly superior to the other in abilities and power. Examples include the Ton-Ton Fruit vs. Kilo-Kilo Fruit, Ice-Ice Fruit vs.
There are rumors about the strongest Devil Fruit in One Piece but it cannot exist considering Vegapunk's eccentric theory ...