Massive spoilers ahead! Avengers: Endgame is full of surprises. From Captain America become old to Tony Stark Making the ultimate sacrifice. At the end of it, Thor gives up the title of King of New Asgard and joins the Guardians of Galaxy. We do not know why he joined. However, we will find out more in Guardians of The Galaxy 3. Also, Gamora from the current timeline is dead. Gamora we have now is from the past and she has no memory of having a relationship with Quill. In Guardians of Galaxy 3, we might see Quill trying to find Gamora and win her heart. We will see Thor fight with aliens. Thor and Rocket will become best friends.