Guardians of the Galaxy Vol.3 features two end-credits, with the latter introducing fans to the new faces of the Guardians of the Galaxy. With Rocket and Groot staying on the team, Gamora, Star-Lord, Mantis, Drax, and Nebula are being replaced. Joining the team are some new characters in the MCU, such as Cosmo, Adam Warlock, Phyla, the loveable Blurp, and Yondu Udonta's former apprentice, Kraglin Obfonteri.
Source:https://www.cbr.com/new-vs-old-guardians-of-the-galaxy-who-would-win-in-a-fight/