The Avengers: Infinity War takes place two years after the Avengers were torn apart during the events of Captain America: Civil War, Thanos arrives on Earth to collect the Infinity Stones for a gauntlet that will allow him to bend reality to his will. The Avengers must join forces with the Guardians of the Galaxy to stop him before his onslaught of destruction puts an end to the universe.
*note– These are the Infinity Gems as they are represented within the comics, not within the Marvel Cinematic Universe. The way the stones look and function has since been updated by Marvel; […]
How do the Infinity Gems Work?
The Infinity Gems, originally referred to as Soul Gems, are six immensely powerful fictional gems appearing in American comic books published by Marvel Comics. Whoever holds all six gems and uses them in concert, such as in the Infinity Gauntlet, gains virtual omnipotence and omniscience. In later story lines and crossovers, a seventh Infinity Gem is sometimes added to the primary six.
The Soul Gem first appears in The Power of Warlock, with all six appearing during the second Thanos War story line in an Avengers and Marvel Two-In-One annual, with Thanos harnessing their latent energies to power a giant gem to extinguish every star in the universe.