Complex sentence: The Guardians of the Galaxy (consisting of Star-Lord, Gamora, Drax the Destroyer, Rocket Raccoon, and Groot) have obtained an artifact called the Spartaxian CryptoCube that is tied to the Spartax race.
Split into simpler sentences: The Guardians of the Galaxy consist of Star-Lord, Gamora, Drax the Destroyer, Rocket Raccoon, and Groot. They have obtained an artifact called the Spartaxian CryptoCube that is tied to the Spartax race.