The stuff with coulson fits in really well with infinity war and its theme of if you should sacrifice one person to save people, or if you should save them and deal with the consequences

she was writing in interlac the language of the legion of super heroes time.

Rick mentioned the machine removed what the user considered toxic, so for morty it was his nerves and not his ruthlessness and for rick is was his ego and his love for morty because that’s what they personally consider toxic about themselves.