Tadahhh! Superman saves the day again. I know he's only a cartoon here -- but mom says there's a whole other universe where he's real! Maybe I could meet him someday! I betcha he's even bigger'n Thor! 
Appearing in 1st story
Featured Characters:
- Superman (Clark Kent) (Main story and recap)(Joins and leaves Heralds of Galactus)
- Fantastic Four (Main story and recap)
- Thing (Ben Grimm) (Main story and recap)
- Mister Fantastic (Dr. Reed Richards) (Main story and recap)
- Human Torch (Johnny Storm) (Main story and recap)
- Invisible Woman (Susan Richards) (Main story and recap)
Supporting Characters:
Antagonists:
- Cyborg Superman (Dr. Hank Henshaw) (Main story and recap)
- Unnamed terrorists
Other Characters:
- LexCorp (Named only)
- MPD
- Captain Maggie Sawyer
- Collins (First appearance)
- Jor-El (Only on screen as a static image or video record)
- Access (Axel Asher) (Mentioned)
- Superman (Clark Kent) (Only on screen as a static image or video record)
- Iron Man (Tony Stark) (Toy)
- Robin (Dick Grayson) (Toy)
- Batman (Bruce Wayne) (Toy)
- Thor Odinson (Toy)
- Daredevil (Matt Murdock) (Toy)
- Brainiac (Mentioned)
- Bizarro (Mentioned)
- Avengers (Mentioned)
- Lois Lane (Mentioned)
- Terri Henshaw (Only in recap)
- Jim Garrison (Only in recap)
- Steve (Excalibur crew member) (Only in recap)
- Caledonia (Alysande Stuart) (Mentioned)
Races and Species:
- Cyborgs (Main story and recap)
- Humans (Main story and recap)
- Kryptonians (Main story and recap)
- Dogs (Mentioned)
- Robots (Mentioned)
Locations:
- New Earth (Main story and recap)
- Krypton (Destruction)
- Earth (Main story and recap)
- United States of America (Main story and recap)
- Metropolis (Main story and recap)
- Tulsa, Oklahoma (Mentioned)
- California (Only in recap)
- Coast City (Only in recap)(Destruction)
- Coast City
- Metropolis
- Birmingham (Mentioned)
- Krypton
- Earth-616 (Main story and recap)
- Earth (Main story and recap)
- United States of America (Main story and recap)
- New York State (Main story and recap)
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- Baxter Building (Referenced)
- Four Freedoms Plaza (Referenced)
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- Ithaca (Only in recap)
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- Saturn (Cameo)
- DCAU (Only on screen as a static image or video record)
- Earth (Only on screen as a static image or video record)
- United States of America (Only on screen as a static image or video record)
- Metropolis (Only on screen as a static image or video record)
- Metropolis
- Sun (Mentioned)
Items:
- Iron Man Armor Model 2 (Toy)
- Batsuit and Utility Belts (Toy)
- Mjolnir (Toy)
- Uru (Toy)
- Daredevil's Suit (Toy)
- Adamantium (Mentioned)
- Hydroblaster (First appearance)
- Pulse Disruptor (First appearance)
Vehicles:
- Kryptonian Rocket
- Marvel-1 (Only in recap)(Unnamed)
- Excalibur (Only in recap)
Events:
- Reign of the Supermen (Only in recap)
Synopsis for 1st story
- Synopsis not yet written