| Issue | #80 |
| Published | August 1991 |
| Cover Price | 1.00 |
| Pages | 36 |
| Editing | Marcus McLaurin; Tom Daning (assistant) |
| Genre | barbarian; humor |
| Pencils | Sergio Aragones |
| Inks | Sergio Aragones |
| Colors | Tom Luth |
| Characters | Sage; Thaiis |
| Synopsis | Sage tells the story of how Groo first met with Thaiis |
| Genre | barbarian; humor |
| Script | Sergio Aragones (co-plot); Mark Evanier (co-plot & dialogue) |
| Pencils | Sergio Aragones |
| Inks | Sergio Aragones |
| Colors | Tom Luth |
| Letters | Stan Sakai |
| Notes | Division of writing credit from Mark Evanier via the GCD Errors list, September 2009. First appearance of Thaiis. Continued in #81-83. |