| Issue | #300 |
| Published | October 1980 |
| Cover Price | 0.75 |
| Pages | 52 |
| Editing | Jim Shooter (Editor in Chief) and Jim Salicrup |
| Notes | Double size anniversary issue. |
| Synopsis | Thor, Eternals and many pantheons montage scene. |
| Pencils | Keith Pollard |
| Inks | Keith Pollard |
| Notes | Double size anniversary issue. |
| Reprinted | in Thor (Marvel, 1966 series) #450 |
| Script | Mark Gruenwald, Ralph Macchio |
| Pencils | Keith Pollard (breakdowns), Gene Day (finished art) |
| Inks | Gene Day |
| Colors | Carl Gafford |
| Letters | Joe Rosen |