AVengers vs Bat-Family
Bats know something alien is coming to get em on this night(insider suits/ whatever), all and avengers have to go trash bat looking people and capture. I dont know much about marvel so i am going with earth mightiest cartoon/ 2012 movie versions.
Settings: Bloodlusted on
Ironman, Captain America, Black Widow, Ultimate Hawkeye.
Batman, Batman beyond(Damian Wayne), Robins (Nightwing, Red Robin & Red Hood).
5 min in added Hulk & Thor(Marvel), Batmite(DC)