Who created the Flood?

According to Halo lore, the Flood is a product of a war between the Forerunners and the Precursors. Some Precursors, who lost the war, were turned into regenerative dust that created horrific mutations. The remaining Precursors assimilated into this newfound corruption.

Did the Forerunners create the flood?

The Flood/Precursors found humanity worthy of the Mantle and instead traveled to take revenge against the Forerunners. It was later revealed that the Flood was not a creation of the Precursors, but the Precursors' perverted and insane remains of themselves.

When was the flood created?

The Flood, as it is known in modern times, first appeared in the galaxy some time prior to 107,445 BCE, after ancient humans came into contact with the Precursor dust.

How did the flood get on Halo?

The Flood spread from the Pheru to Humans, specifically through the humans who ate the Pheru as food. These new vectors forced their fellows to consume infected tissue and spread the infection to whatever they touched.

Are the flood still alive?

No, it kills anything with a nervous system. That includes all flood forms except for the spores, which presumably die out after a time if they have no hosts to infect.

Can the flood infect Spartans?

Yes, they are human afterall, and the Flood can easily break through a Spartans Visor or Armour and infect them.

Who built the Halo rings?

The Halos were constructed by the Forerunners a few hundred years after the Flood were discovered by the Array's makers because their builders saw that their current isolation and containment procedures were not adequate to stop the spread of the Flood. At least one was functional for 101,217 local years.

Why did Cortana turn evil?

For those not in the know, Cortana is well past the age an AI should be, and she now suffers from Rampancy, which has essentially turned her evil. This new Cortana seems based on Dr. Halsey — just like the original — but it's the AI effectively in her infancy.

Are hunters immune to the flood?

The reason Hunters cannot be infected with the Flood is the Hunters are not one creature. They are a lot of little worms that form into one big killing machine, and so, do not have a central nervous system.

How did humanity stop the flood?

Quarantine attempts failed to halt the spread of the Flood, human leaders decided to take a third of the population and genetically alter them by inserting genes designed to fight Flood biomass. They then took this third of the population and "fed" them to the Flood.

WHO released the flood in Halo?

In the Halo Wars 2 expansion "Awakening the Nightmare", the surviving Flood were accidentally released by the Banished while salvaging the wreck of High Charity.

Why did God send the flood?

The flood wasn't an act of wanton destruction by a capricious God. God was acting to restore the goodness of his creation. God preserves one family through the flood and elevates Noah as a new Adam, placed once again in a garden on a high mountain paradise with the commission to be fruitful and multiply.

Will the flood be in Halo?

While the terrifying parasite didn't directly appear in the Halo Infinite campaign, players did notice that in the game's second level, Foundation, a Forerunner cylix labelled with a Flood Infection Form symbol could be found in a secret room (thanks, HiddenXperia).

Is Master Chief a Forerunner?

MC is human, so Guilty Spark refered to him as a forerunner.

Did the precursors create all life?

The Precursors were responsible for seeding the Milky Way with life, creating the galaxy's diverse composition of species to become "new tools and companions", and engineered millions of solar systems.

Can Master Chief be infected by the flood?

In Halo: The Flood, Master Chief almost becomes infected by an infection form when it penetrates into his chest and almost manages to reach his spine. In The Mona Lisa, a Marine was slashed by a Combat Form and was infected that way.

Are the flood on Zeta Halo?

Nope. Allusions are made in the early chapters of the Halo Infinite campaign that Zeta Halo hides a threat that stands to be far worse than the Flood. And the creepy parasitic species does not appear in any capacity.

Is Chief immune to the flood?

Also the only reason Sergeant Johnson doesn't get infected is because he has Boron's Syndrome/Orion Augmentations which made his Nervous System so screwed up that the Flood couldn't get a match with his Nervous system rendering him immune to getting infected though he does have Flood DNA in him.

Can Johnson be infected by the flood?

Johnson gets infected by the Flood. He was a phenomenal soldier.

Why is Cortana purple?

Bungie said Cortana was purple when she was young, they show her as purple in Halo Reach and Halo CE. Then 343 made Halo CE anniversary and decide to represent her in blue. Then 343 made her purple in Halo Infinite.

Why did Cortana choose Noble 6?

She choose Noble 6 to get to the PoA safely from Halsey's lab. Plus, Noble 6's armor couldn't carrier her like MC's hence he has the data thing attached to his back.

Who is the new AI in Halo Infinite?

We know her AI codename is 'CTN 0453-0', and that her duty was to imitate Cortana and lock her down for retrieval, so Master Chief can take her to the UNSC Infinity for deletion.

Who built Zeta Halo?

Zeta Halo is built by the Forerunners at the Greater Ark in 98,445 BCE-97 as a gigantic Lifeworker Sanctuary to preserve specimens. The worsening Forerunner-Flood War results in the ring being put under command of Mendicant Bias by Master Builder Faber.

Do we ever see Master Chief's face?

Paramount's Halo adaptation finally got its debut yesterday, having been stuck in production for what seems like forever. And, in the very first episode, the face of Master Chief was revealed.