Time Variance Authority (Marvel Cinematic Universe)
The Time Variance Authority (TVA) was a bureaucratic organization created by He Who Remains located outside of space and time that was tasked with preserving the Sacred Timeline and preventing the creation of branching timelines.
In the epic final conclusion of The Infinity Saga, the remaining Avengers must assemble in an attempt to travel back in time to undo the damage done by Thanos. The stakes are higher than ever and this time, not everyone may come back.