Poseidon (Once Upon a Time) FanFiction

What if there was another?

What if there was another?

F/F
F/M
Multi
G
Updated
22.04.2025
Fandom
Harry Potter - J. K. Rowling Marvel Cinematic Universe Marvel
Characters
Tony Stark, Steve Rogers, Natasha Romanov (Marvel), Wanda Maximoff, Wanda Maximoff/Vision, Snow White | Mary Margaret Blanchard, Klaus Mikaelson, Hayley Marshall, Hope Mikaelson, Josie Saltzman, Lizzie Saltzman, Hope Mikaelson/Josie Saltzman,
Tags
Crossover Crossovers & Fandom Fusions Multiple Crossovers Marvel 616/MCU Crossover Comics/Movie Crossover
What if there was another avenger? Or Emma swan had a twin what would happen? What if hope mikaelson wasn’t klaus mikaelson’s only child what if there was more? A story where your favourite characters have a happy ending