| Issue | #33 |
| Published | November 1987 |
| Cover Price | 1.00 |
| Pages | 36 |
| Editing | Archie Goodwin; Dan Chichester (associate); Steve Buccellato (assistant) |
| Pencils | Sergio Aragones |
| Inks | Sergio Aragones |
| Colors | Sergio Aragones |
| Synopsis | Groo foils the plans of pirates |
| Script | Sergio Aragones (co-plot); Mark Evanier (co-plot & dialogue) |
| Pencils | Sergio Aragones |
| Inks | Sergio Aragones |
| Colors | Janice Cohen |
| Letters | Stan Sakai |
| Notes | Division of writing credit from Mark Evanier via the GCD Errors list, September 2009. |