>Justice League vs. The Avengers live action is going to happen in your lifetime
>you will never be in the midlle of a capsupes sandwitch
>Move AoS back one hour
>Have it and Arrow air at the exactly same time
>Introduce character that can jump between dimensions
>Time the episodes so that when the jumper vanishes in one show, he or she pops up in the other.
>Audiences can either stick to the show they started watching, or follow the jumper throughout the hour.
>As an added bonus, have this group be following them the entire time.
Axel Asher was a shit enough 90s idea that he would fit into both these shows.