The Marvel Family: Commander Venture and the Hyperspace Invaders
by Libbylawrence 
Captain Marvel and Mary Marvel meet Commander Erin Venture of the 25th century, daughter of legendary space adventurers Captain Venture and the Planet Princess! But as the Marvels quickly leap into the future to help her battle invaders from hyperspace, they can’t help but recognize a few familiar yet slightly different faces from their own era! Who is the self-proclaimed Empress of the Cosmos, and is Ms. Mind a heroine or a villainess? Finally, is this the Marvel Family’s own future, or that of an alternate timeline?
Whiz: 1984: The Return of the Ghast
by Dan Swanson 
Twenty years ago, a fictional super-villain called Ghast the Ghostly Avenger was mystically brought to life and battled the world’s greatest super-heroes of the time before disappearing into nonexistence. When the Ghast inadvertently returns, will this fictional character choose a prescribed life of villainy or become a hero? Guest starring Captain Marvel!
Super Squad: 1972: Not With a Bang
by Dan Swanson 
In the years that the Marvel Family and many other heroes were missing from Earth, the Super Squad stood in the gap to protect the world from all threats! So why are they now forgotten? It was the end of the Super Squad, and it came not with a bang, but with a whimper.
Mary Marvel and Atom Blake: Magic and Demons and Ghouls, Oh My!
by Dan Swanson, with Doc Quantum 
As the last student left behind on Halloween at the Grimoire Academy of Applied Knowledge, Atom Blake the Boy Wizard is expecting nothing but the peace and quiet he needs to complete an overdue assignment. But when the demons Blaze and Satanus suddenly invade the island in search of a prize, Atom must call in some help in the form of Mary Marvel and the Lieutenant Mary Marvels, the world’s mightiest girls!
Shiva: Representatives
by CSyphrett 
When the fearsome Kali emerges from other-dimensional exile once more, Martin Martine must become Shiva one last time to defeat her, but only if Captain Marvel can convince him that he used to be a hero! Witness the final fate of Shiva and Kali!
Secret Origins: A Real Speed Demon
by CSyphrett, with Doc Quantum 
In the midst of the Crisis on Infinite Earths, police scientist Marlon Wells is struck by lightning and splashed by chemicals in a scene eerily reminiscent of the origin story of an old comic-book hero, the Flash. After being astonished to learn he also possesses the same super-speed as his hero, Marlon realizes he must use his powers for good. But with the world on the brink of annihilation, what can even a Speed Demon do?
Mary Marvel: 1980: Prelude to Odyssey
by Libbylawrence, partially adapted from Wonder Woman #270 by Gerry Conway and Jose Delbo 
When Mary Marvel breaks up an evil but routine plot by Georgia Sivana, the world’s mightiest girl has no idea how her actions will change forever the destiny of an Air Force pilot!
Shazam’s Squadron of Justice: 1984: Assault on Eternity
by Libbylawrence 
A group of super-villains from three different worlds converges on Earth-S on a quest for a piece of the Rock of Eternity itself! As Shazam’s Squadron of Justice and the Marvel Family take on these villains in individual skirmishes, will the real goal become evident in time for the heroes to stop them?
DC Universe: The Rock of Eternity
by Immortalwildcat, Starsky Hutch 76, Libbylawrence, Doc Quantum, Martin Maenza and Earth Elemental 99 
At the end of the Crisis on Infinite Earths, the final remaining Earths became one. But the wizard Shazam wasn’t about to stand for that. But even as he separated the Earths into five and erected powerful barriers between them, it’s nearly a full-time job to keep them from being pierced by heroes and villains alike. Meanwhile, a gathering of some of the worst villains ever are making their own plans. Guest starring Captain Marvel and Earth-One’s John Constantine!