In some fanfictions, when Antonio gets hurt, his fellow Power Rangers might rush to his aid. They could use their powers to heal him or at least keep him stable until they can get him back to their base for proper treatment. It's a common trope to show the strong bond between the Rangers through such situations.
He tells his story to a priest. This is a way for him to unburden his soul, confess his sins and jealousy towards Mozart. Through this conversation with the priest, Salieri reveals his complex and tortured inner self.
Perhaps in the fanfiction, Mirabel gets a gift that allows her to see the true potential in each family member. So she uses this gift to encourage her family members to embrace their individuality more, which in turn strengthens the family bond. For example, she might show Luisa that there's more to her than just strength, and help her find a new passion.
They might be really surprised. Some characters could be flattered by the positive portrayals in the fanfiction. For example, Mirabel might be happy to see different interpretations of her story and how she's seen as a hero in some fics.
Jaina Antonio was a character in the movie Fast Track, played by Claudia Giellini. She was the leader of the Camorra organization and the leader of the mafia. In the movie, her brother, Santino Antonio, planned to kill her to take her place at the high table. Jaina Antonio also appeared in the follow-up movie, The Fast Hunt 2, played by Claudia Gerini. Information about Jaina Antonio's character in other works or games was not available in this search.
It could be a powerful jutsu. Since Shinigami is often associated with death and the afterlife in the Naruto universe, the gift might be a jutsu related to death or soul manipulation.
Encanto is about a magical family living in a hidden place in Colombia. Each family member has a unique gift, but the main character, Mirabel, doesn't have one. The story follows her as she tries to save the magic of their home.