With the guard changing for many of the other MCU heroes, it was not a crazy leap in logic to make.
If you need an officially licensed figure to pay tribute to (not) Lady Thor, please pick up this Thor: Love and Thunder Marvel Legends Mighty Thor 6 Inch Action Figure.FUN DetailsAs you can see in this Mighty Thor Action Figure, Jane is wielding the once lost Mjolnir. Thor: Love and Thunder Marvel Legends Mighty Thor 6" Action Figure Hela broke it in Ragnorak, and we thought it was lost forever, especially when Thor forged a new weapon to take on Thanos. When Jane picks up the hammer, she is imbued with all of the powers of Thor.