This is just a guide for people who have no clue about RHG.
Most of this information is from the Hyun's Dojo wiki, Stick fighters wiki, or Fluidanims wiki, so some of the information might be similar.
When the final battle of hogwarts is over, too many people were lost. So the Emerald Trio (aka golden trio) and their friends decided to travel to the past to change the course of the future.
Hogwarts Legacy Crossover
(Does NOT follow movies. New stroyline. Some dates may differ.)
*I do NOT own Harry Potter or J.K Rowling's characters*