Marvel's Runaways Cheat The Gallows

S3, E10: Two years after their battle, the Runaways have gone their separate ways and grieved for a fallen friend, but their new lives are interrupted when an Alex from the faraway future tries to kill them. After stopping the attempt, a Chase from the same future leads them back to the day before episode 101, where future Alex seeks to stop the Runaways before they even begin. After rescuing their past selves, they decide to return to the moment they lost one of their own. But to undo the past, one Runaway must make a heroic sacrifice.