Ha! Nothing can stop the Skrull Empire! You may have won this battle... but the war is just beginning... 
- —Franklin Richards (Skrull)
Appearing in "Skrull Surprise!"
Featured Characters:
Supporting Characters:
Antagonists:
- Skrull Empire
- Franklin Richards (Skrull) (First appearance)
Other Characters:
- Doctor Doom (Victor von Doom) (Mentioned)
Races and Species:
Locations:
Items:
Synopsis for "Skrull Surprise!"
Franklin is replaced by a Skrull. H.E.R.B.I.E. catches him in the act and is zapped for it while the real Franklin escapes from his bonds and takes on the Skrull himself. The Skrull admits defeat but insists he shall return as he teleports away.
Appearing in "Little Lizard No Longer!"
Supporting Characters:
Antagonists:
- Franklin's Class Lizard (Unnamed)
Other Characters:
- Krakatoa (Fictional Character) (Only on screen as a static image or video record)
- Mondotron (Fictional Character) (Only on screen as a static image or video record)
- Mrs. Ullrich (Mentioned)
- Mister Fantastic (Reed Richards) (Mentioned)
Races and Species:
Locations:
Vehicles:
- Frankotron (First appearance)
Synopsis for "Little Lizard No Longer!"
Franklin's class lizard escapes while he's watching it and mutates into a giant lizard. Franklin and H.E.R.B.I.E. suit up in a giant robot to defeat it, but soon learn all they have to do is rub its belly to put it to sleep in order to use the antidote.
Appearing in "The Other Football!"
Supporting Characters:
Antagonists:
- Dinosaur
Other Characters:
- Invisible Woman (Susan Richards) (Mentioned)
- Mister Fantastic (Reed Richards) (Mentioned)
- Franklin's Soccer Team
Races and Species:
Locations:
Synopsis for "The Other Football!"
After accidently kicking his soccer ball into his father's lab Franklin maintains his will and refuses to grab a gadget that will help him play. Franklin simply walks into the lab and grabs what he thinks to be his soccer ball and heads to the the field. Upon reaching the field he soon realizes that the soccer ball he grabbed was actually a dinosaur egg and it has hatched. The baby dinosaur attacks him and H.E.R.B.I.E. but using his natural soccer skills he's able to kick it into the net and trap it.
Appearing in "Squid Squabble!"
Supporting Characters:
- H.E.R.B.I.E.
- Squid Kid
- Ocean-Ape (Squid Kid's Girlfriend) (Unnamed)
Antagonists:
- Ocean-Ape (Squid Kid's Father-in-Law) (Unnamed) (First appearance)
Other Characters:
- Mister Fantastic (Reed Richards) (Mentioned)
- Ocean-Apes
Races and Species:
Locations:
Items:
Vehicles:
- Fantasti-Sub
Synopsis for "Squid Squabble!"
Franklin has to do his homework but is interrupted by a call from Squid Kid. During the call H.E.R.B.I.E. and Franklin witness Squid Kid being attacked so they board the Fantasti-Sub and go to him. Upon getting to the site the pair learn through the use of his father's sea life translator that Squid Kid is getting married and before doing so he needed to fight the bride's father. Franklin's happiness for attending the wedding is short lived however when H.E.R.B.I.E. reminds him he still needs to do his homework.
Appearing in "Wizard Wipeout!"
Supporting Characters:
- Franklin Richards
- Fantastic Four
- Roberta
Antagonists:
- Wizard (Bentley Wittman) (First appearance)
Other Characters:
- Doctor Doom (Victor von Doom) (Mentioned)
Races and Species:
Locations:
Items:
Synopsis for "Wizard Wipeout!"
H.E.R.B.I.E. is tasked with taking out the Wizard after he incapacitates Franklin and the Fantastic Four.