X-Men: Days of Future Past
Cable must be included in DOFP and remain in the present. End credit scene is a flashback to Cable’s past showing that Cyclops is his father and mentions a prophecy surrounding Cable.
Fantastic Four
Fantastic Four should introduce Namor as the villain. Identified as the first mutant, a half breed between a human and Atlantean and now ruler of the newly discovered race of ocean dwellers.
The movie opens with a Mole Man attack which is easily thwarted by the FF. The government is worried that the recent terrorist attacks on oil rigs etc by mysterious blue men will result in a similar way as the Mole Man attack and strikes the Atlanteans. The FF are sent as a peace keeping last resort and Namor falls smitten with Sue.
Military decides to attack Atlanteans after the FF are judged to be ineffective. Johnny dies in the climactic battle vs Atlanteans with massive casualties and devastation to the underwater cities. Last scene is Franklin weeping over Uncle Johnny’s death and says “No more mutants”
End credits scene is Cyclops approaching Namor with a proposition.
X-Men: Nation X
Next X-men movie is aftermath of M-Day, Cyclops assumes leadership role, has Magneto create Utopia to atone for his sins,
The proposition Cyclops had for Namor was to build a new central Atlantean city as a pillar to hold up Utopia that Magneto has summoned, and they will together defend each other from outside attack.
Climax of X-men movie is a mutant hate group attack on Utopia since all mutants live together now.
San Francisco embraces X-Men as heroes. Mayor allies to have Utopia become a sovereign state with the help of the Atlantean Treaty.
End credits scene is with Cyclops telling Wolverine to create X-Force to hunt down and kill another mutant hate threat in order to avoid the devastation of the last battle.
He is interrupted with news that cerebro detected a mutant birth!
X-Force
X-Force Movie with Wolverine, Nightcrawler, Deadpool, Fantomex, Emma Frost on their mission. Fantomex falls for Emma and sacrifices himself to save her.
End credits scene is Wolverine telling Cyclops the mission success, and no one witnessed them but what will we do for our first public appearance (mission to retrieve Hope) “We have to astonish them” Beast is revealed to have witnessed all of this and leaves the X-Men to take a position in Reed Richards’ lab in the Baxter Building.
Astonishing X-Men
Astonishing X-men is Cyclops and his rescue mission to retrieve Hope. End credits scene is Cable taking her into the future until she reaches her teens and her mutant power emerges.
Cable
Cable movie with him protecting the baby/child, end credit scene has her powers emerge. The movie focuses on the two of them alone on the run interspersed with flashbacks to Cable’s youth and training. Being raised by Cyclops and Jean in the future, but infected with a techno organic virus.
A visitor from the future convinces Scott and Jean that she alone can save him and that he is meant for great things according to the prophecy.
He is trained to use his TK to keep the virus at bay, and trained extensively.
He realizes his purpose was to protect Hope.
4vsX
Open FVX movie on Cable returning and the Fantastic Four getting to them first. Technically second though, since it is the awakened Silver Sufer who found them and Silver Sufer returning to earth set off the Fantastic Four’s censors.
Franklin is now a teenager as well and takes a liking to Hope. X-Men attack trying to retrieve Hope, but Franklin’s developing love for Hope and fear of losing her makes him actually want to reverse “No more mutants” and his curse is lifted.