"Science bitch!" yelled Jesse and Michael Scott together as their hoverboard (circa alternate 2015) shot them up to the ISS on Batman's back.
"Whoah Hitler!" The exclaimed as they landed on the space station, then the Fuhrer roundhouse kicked them into Hogwarts, where Donald Trump had just started working as the Defense Against the Dark Arts teacher, along with the new principal, Gordon Ramsay.
"Shit!" Said Hitler, merging with Voldemort, to prevent Harry Pinkman - the illegitimate son of Hermoine and Jesse - going back in time to prevent the asteroid crashing into Earth; allowing the dinosaur emperors to flourish and give the Allied Powers of WWII and advantage in the form of raptor packs.
Then, uh, 4chan the hacker teams up with Reddit and the monster under the bed; who uses dank memes to finish off Hitlermort and the Deathnazis - who all had tattoos of their last words on their wrists that glowed when they were in proximity to their soulmates.
But Jesus and God show up with the Devil, who resurrects Hitlermort and turns him into a Nigerian Prince from Valhalla, who died making glorious war transactions with ISIS.
Then they have a presidential election to decide what to do from there, but some guy no-one ever heard of wins and becomes a perfect president even though he deliberately tries to fuck up everything he does, including killing George R. R. Martin.
Fortunately ancient Roman marines show up with Greg and Ted the Accountant, who speak only in sentences beginning with the letter of the alphabet and accidentally summon a demon who turns out to be pretty swell at giving out superpowers based on people's personalities and last meals.
But the Joker and John Cena go Supersaiyan and punch everyone into the Bermuda triangle where aliens abduct them and read them passages from 50 Shades in the style of some pop-culture reference.
Thankfully Tony Stark and some Airbenders rescue everyone, throw a party with Stirling Archer on the Death Star - catered by Gus from Breaking Bad.
Then everyone takes a pill that changes their sexual orientation and/or gender and there's a huge orgy where everyone becomes Hitler father.
Fin.