
Their Darkest Hour (1964)
Related Events: The new Masters of Evil attack, just as there’s dissension among the ranks of the Avengers
When Attuma Strikes! (1964-1965)
Minor Crossover: Introducing the nemesis of Namor the Sub-Mariner intent on taking the throne of Atlantis by force!

The Quest For Neptune’s Trident (1965)
Minor Crossover: Deposed from the Atlantean throne by Krang, Namor has to prove himself worthy once more

The Kree-Skrull War (1971-1972)
Related Events: The Avengers and Inhumans are caught between two warring alien empires.

Secret Wars (1984-1985)
Major Crossover: Some of Earth’s major heroes and villains are transported to Battleworld to fight for their greatest desire
Wraith War (1984-1985)
Related Events: Rom and the heroes of Earth in final battle with the Dire Wraiths

War of the Elders of the Universe (1987-1988)
Crossover: The Elders’ quest for immortality imperils the lives of the Silver Surfer, the Avengers, Galactus and ultimately the entire universe

I Die Like The Stars (1988-1989)
Crossover: Galactus’ cosmic indigestion hits at the worst time, as the In-Betweener attacks and the Silver Surfer must aid his former-master using the Infinity Gems

The Kree-Skrull War II (1989)
Minor Crossover: The Kree-Skrull War has been reignited and the Silver Surfer is forced to choose a side

Annihilation (2006-2007)
Major Event: The Annihilation Wave breaks out of the Negative Zone and spreads through the cosmos, creating new alliances in an effort to save the universe from Annihilus.

Annihilation: Conquest (2007-2008)
Major Event: The Phalanx take advantage of a universe still reeling from the Annihilation Wave as more cosmic heroes arise to stand against their deadly master.
Planet Hulk (2006-2007)
Reading Order: Blasted into space by the Illuminati, the Hulk fights to survive on the savage world of Sakaar
Secret Invasion: The Infiltration (2007-2008)
Event: The Avengers realise Earth has been infiltrated by shape-shifting Skrulls – is an invasion inevitable?
World War Hulk (2007-2008)
Major Event: Following his forced exile to Sakaar, the Hulk returns to Earth looking for revenge on the Illuminati

Green Hulk/Red Hulk (2008) Reading Order
Minor Crossover: There’s a new Hulk in town, and he’s a killer!
Secret Invasion (2008-2009)
Major Event: First they infiltrated… now they’re invading! The Skrulls make their bid to take annex Earth into their new empire, and the divide between the Avengers may mean the war is already over
World War Hulk: Aftersmash! (2008)
Minor Crossover: In the wake of ‘World War Hulk’ New York needs rebuilding while Hercules, Amadeus Cho and the Warbound go on the run…

Realm of Kings (2009-2010)
Related Events: The War of Kings is over, but can Nova, the Guardians of the Galaxy and the Inhumans repair the damage to the fabric of reality that’s been in its wake?
War of Kings (2009)
Major Event: War breaks out between the Inhumans and the Shi’ar with Nova and the Guardians of the Galaxy caught in the middle and major ramifications for the Marvel Universe

The Thanos Imperative (2010-2011)
Crossover: The Cancerverse threatens to invade Reality-616, and the universe’s brightest hope may be Nova, the Guardians of the Galaxy… and Thanos?

The Last Days of Magic (2016)
Minor Crossover: How can Doctor Strange defeat the Empirikal when he can no longer rely on magic?