Marvel has released the trailer for Heroes Reborn, reimagining the Marvel Universe without the Avengers. Last week, Marvel Comics announced the return of Heroes Reborn by posing the question, “Whatever happened to Earth’s mightiest heroes?” The hinted at the answer with a series of teasers offering glimpses into a very different looking Marvel Universe. Now the trailer for Heroes Reborn confirms the core concept of the new event. This is a universe where the Avengers never assembled, but Earth still has its protectors, including members of the Squadron Supreme. The trailer also confirms that the current Avengers creative team of writer Jason Aaron and artist Ed McGuinness will be behind the new Heroes Reborn.