| Issue | #6 |
| Published | August 1968 |
| Cover Price | $0.12 |
| Pages | 36 |
| Editing | ? |
| Characters | Joe Striker; Ken Hiro; Russ Stacey; aliens |
| Genre | war; science fiction |
| Pencils | ? (painted) |
| Inks | ? (painted) |
| Colors | ? (painted) |
| Letters | typeset |
| Characters | M.A.R.S. Patrol (Joe Striker; Ken Hiro; Russ Stacey; Lt. Adams; General Kripps); aliens; Dianne Noralle [alien]; General Jansen; Marshal Alibad; General Sorumi; U.S. Armed forces |
| Synopsis | The aliens attack Washington D.C., infiltrate the Pentagon with an agent, and kidnap foreign generals, but the M.A.R.S. team fights back. |
| Genre | war; science fiction |
| Pencils | ?; Stephen Marz; Jimmy Robinson |
| Inks | ?; Stephen Marz; Jimmy Robinson |
| Letters | typeset |
| Notes | Page is part promo; part letters including illustrations by Stephen Marz and Jimmy Robinson, and part activity. |
| Genre | fan art |
| Pencils | Susan Magee; Bev Bandy; Bart Poste; John Price; Gerald Owlsey |
| Inks | Susan Magee; Bev Bandy; Bart Poste; John Price; Gerald Owlsey |
| Letters | typeset |
| Notes | Reader art. |
| Genre | fan art |
| Pencils | Joedy Moots; Chris Velaquez; Mark Ensor |
| Inks | Joedy Moots; Chris Velaquez; Mark Ensor |
| Letters | typeset |
| Notes | Reader art. |
| Genre | gags |
| Letters | ?; typeset |
| Notes | Jokes sent in by readers, including one illustrated joke. |
| Characters | M.A.R.S. Patrol (Joe Striker; Ken Hiro; Russ Stacey; Lt. Adams; General Kripps); aliens; Dianne Noralle [alien ]; General Jansen; Marshal Alibad; General Sorumi; U.S. Armed forces; President of The United States |
| Synopsis | The M.A.R.S. Patrol wraps up fighting by destroying a secret alien base under Washington and discovering the alien agent. |
| Genre | war; science fiction |
| Synopsis | Hunter chasing a bear around a hill and being chased in turn. Karate practicioner cannot break wood block without breaking his hand, so uses the cast to break the wood. |
| Genre | gags |
| Notes | Two multi-panel gags. |
| Synopsis | Information on Pterodactyls. |
| Genre | fact |
| Notes | Includes illustrations. |