Earth's Mightiest Heroes are thrown into another universe against their will. Now they have to join in a war for humanity's survival while their allies have to protect their home and find new heroes.

An UNSC Fleet arrives in the MCU. How will the Avengers and other Heroes react to a Humanity who doesn't take any shit from the Aliens. Read and Find out! Read Full Summary in the First Page. Since Fanfiction doesn't allow much words. Warning:- Blood and Violence.

After the Battle on Mantle's Approach, the Master Chief and his companion AI, Cortana, find themselves in a strange time and place. To survive, the two and those that would come to follow them shall seek allegiance to Earth's Mightiest Heroes, in order to prepare for and counter a great threat to not just mankind, but the wider Universe.

Peter Parker defeats Thanos on Titan. In doing so, he, too, dies. However, this is not the end. Spidey is given a second chance in a different universe. One that desperately needs a hero. Halo X Marvel Spiderman AU fanfic. Peter Parker X Karen, MC X Cortona.

Set after halo 3 John's cryogenic sleep is cut short as a strange rambow like light sends him into a past he can't escape. All knowledge of the world pre 2100 was lost in an event know as the collapse of Data. John is now stuck in 2011 in which he and Cortona are joined by a group of other hero's as the defenced earth from all threats Ps the flood or Covenant will not show up do

To the UNSC, Spartan-B312 -Noble Six-, went MIA on August 30, 2552. What if Six really went missing in action on that fateful day and ended up in Queens, as our friendly Neighborhood Spider-Man instead.

Characters from the Halo universe have ended up in the Marvel Universe. Batman is also included in the story and he lives in the marvel universe.

A one shot sequence with Captain J. Cutter himself participating in the battle of Wakanda. Note, this will be broken into Six chapters.

This takes place following the events of Halo 3 and towards the end of Avengers the movie during the battle. I don't own either franchise nor want anything out of it instead I just want to have fun and I hope you do too.

This is a reboot of The Noble Avengers:Time and War, takes place during HALO REACH and will go into the Avengers. Jun x Female six implied. I figured it needed to be redone so I did full sum is in side.

Repost of a story from my old account

What will happen when a Spartan Five and his AI from the year 2635 get lost during a mission? Will they side with the evil, the law, the heroes? Will he survive? Will he make a difference? What will happen?

Set as an AU for Halo 4 and The Avengers, where Tony Stark misses the portal back to Earth, and instead lands on the Forward Unto Dawn, prompting Cortana to wake up the Master Chief early. Rated T for violence and slight language.

Angel-B505 is known as Noble 6, Dydo 'Rukamee is an Ultra bent on avenging his twin's assassination, Cortana never made it to the Autumn and back to John. They all should have been rivals. They aren't. *Cancelled. Will not be updated in the foreseeable future*

A group of ODSTs led by a Spartan stumble upon a very interesting discovery that could help to save the human race from the alien alliance known as the covenant. Romance Maria Hill/OC NO LEMONS DONT ASK

Iron Man went thru the ghetto to get some sweg and he falled in love with Master Chief.

Master Chief becomes President of the United States, with Iron Man as Vice President. The freedom was deafening, but so was Cortana's yelling.

After opening Requiem, the Master Chief finds himself embroiled in a fight against the Storm Covenant in a strange, new world. Along side this Earth's Mightiest Heroes, John will try to find a way home- where ever that may be for him. Halo/Marvel MCU crossover- Marvel characters not found in the Cinematic Universe will appear. All I.P.s belong to their rightful owners.

So much death. Humanity has suffered so much at the hands of the Covenant. The merciless aliens have slaughtered billions and left the UNSC, humanities guardian angel, in sheer and utter disarray. A single setback is all it would take to bring humanity to its knees. Is this our future? Our inevitable fate? Not if humanities greatest heroes have anything to say about it!

Earth is no stranger to visits by non-humans . . . But now they meet the One who saved them from a damnation worse than death . . . NOTE: This was begun *before* Halo 4 was released, and as I no longer have access to an Xbox 360, this is in no way meant to be supplemental to and/or part of the Halo canon.