MCU: Above all Shadows

They failed to kill Thanos, so Loki decides to travel back in time and warn them.... but since he went back further than he thought he'd be able to, he might as well take advantage of a few things.

It is not my fanfic read it on https://m.fanfiction.net/s/12929349/1/

If the author wants to take the story down, just inform me