As of now, in the manga, the identity of Luffy's mom remains unknown. There have been many theories and speculations among fans, but no official confirmation.
No, she hasn't. Luffy's mom has not made an appearance in the manga so far.
Well, in the 'big mom is luffy's mom fanfic', they might have crafted a story where Big Mom is Luffy's mom. But it goes against what we know from the official 'One Piece' story. Fanfictions like this can be really interesting as they can rewrite the story in unexpected ways. They might have some interesting plot twists and explanations within the fanfic to justify this relationship, but it's not part of the main 'One Piece' universe.
One possible plot implication could be a change in Luffy's power source. Since Big Mom has such unique and powerful abilities, Luffy might inherit or be related to some of those powers in the fanfic. Maybe his Devil Fruit ability could be related to Big Mom's in some way.
Luffy's bounty in the manga has soared over time. It's a reflection of his growing strength and influence. The latest figure can be found by keeping up with the ongoing story. It's a testament to his status as a major threat in the One Piece world.
No, Luffy isn't dead in the manga. The story is still ongoing and he's very much a key character.
No, Luffy didn't die in the manga. He's still going strong on his adventures.
Luffy is still alive and kicking in the manga. The story keeps evolving with him at the center of the action, encountering new enemies and growing stronger.
Luffy's age varies throughout the manga depending on the story's progression. As of now, he's around 19 years old.
No, Luffy doesn't die in the manga. He keeps facing challenges and surviving through his adventures.
Yes, Jinbei does join Luffy's crew in the manga.