With Phyla-Vell being a part of the new Guardians team, a character intrinsically tied to Captain Marvel in the comics, the new cosmic Guardians could make an appearance in that film. One of the upcoming projects of Phase 5 is The Marvels, a cosmic adventure centered on Captain Marvel, Ms. With both films set to be huge in scale like Infinity War and Endgame before them, it is likely the new Guardians could show up to help. This could mean potentially big things for either Avengers: The Kang Dynasty or Avengers: Secret Wars. In terms of future stories, the ending of the film means that there is still a Guardians team at work in the MCU, meaning they are there to be called for help if needed. 3 could have big implications for the MCU's future. The tease of both Star-Lord's return and the formation of a new Guardians team at the end of Guardians of the Galaxy Vol. Phyla-Vell has been a part of the Guardians in the comics, as well as being known as Quasar and Captain Marvel, potentially hinting at a big MCU future for the character. Phyla-Vell was one of the children rescued from the High Evolutionary and is based on the Marvel Comics character of the same name. As a result, Warlock joins the new Guardians of the Galaxy under Rocket's leadership. The former appeared in the film as an antagonist, before the death of his mother and the Guardians' mercy made him have a change of heart.
The ending of Guardians of the Galaxy 3 also shows two other new Guardians members: Adam Warlock and Phyla-Vell. Kraglin and Cosmo also join the team, after being instrumental in the High Evolutionary's defeat during Guardians of the Galaxy Vol. Beside Rocket is Groot, with the two naturally continuing their unbreakable bond established in the first film. The first post-credit scene of the film outlines the new Guardians of the Galaxy team. After Quill announces his retirement from the Guardians, he names Rocket the team's new leader.