| Issue | #148 |
| Published | July 1974 |
| Cover Price | 0.25 |
| Pages | 36 |
| Editing | Roy Thomas |
| Characters | Mr. Fantastic; The Thing; Human Torch; Medusa; Thundra; Wizard; Sandman; Trapster |
| Genre | superhero |
| Pencils | Rich Buckler |
| Inks | Joe Sinnott |
| Characters | FEATURE: Fantastic Four--Mr. Fantastic; Invisible Girl; Human Torch; The Thing; Medusa; GUEST: Thundra; VILLAINS: Wizard; Sandman; Trapster; Namor |
| Synopsis | Still reeling from Sue's decision to stay with Namor last issue, the F.F. return to the Baxter Building and face the Frightful Four; Thundra shows up and helps our heroes defeat her former teammates; Namor begins another attack against humanity with Sue at his side. |
| Genre | superhero |
| Script | Gerry Conway |
| Pencils | Rich Buckler |
| Inks | Joe Sinnott |
| Colors | Linda Lessman |
| Letters | Artie Simek |
| Notes | Continued next issue. |