| Issue | #5 |
| Published | March-April 1966 |
| Cover Price | 0.12 USD |
| Pages | 36 |
| Editing | George Kashdan |
| Characters | Metamorpho [Rex Mason]; Simon Stagg; Edifice K. Bulwark (disguised as Metamorpho) |
| Genre | superhero |
| Pencils | Joe Orlando |
| Inks | Charles Paris |
| Reprinted | In Showcase Presents: Metamorpho (DC, 2005 series) #1 |
| Characters | Metamorpho [Rex Mason]; Simon Stagg; Sapphire Stagg; Java; Edifice K. Bulwark |
| Synopsis | Metamorpho and Simon Stagg argue and Metamorpho and Sapphire leave to have Christmas in the tropics. |
| Genre | superhero |
| Script | Bob Haney |
| Pencils | Joe Orlando |
| Inks | Charles Paris |
| Letters | Stan Starkman |
| Notes | Part 1 |
| Reprinted | In Showcase Presents: Metamorpho (DC, 2005 series) #1 |
| Characters | Metamorpho [Rex Mason]; Simon Stagg; Sapphire Stagg; Java; Edifice K. Bulwark |
| Synopsis | Simon Stagg turns Edifice K. Bulwark into another Metamorpho. |
| Genre | superhero |
| Script | Bob Haney |
| Pencils | Joe Orlando |
| Inks | Charles Paris |
| Letters | Stan Starkman |
| Notes | Part 2 |
| Reprinted | In Showcase Presents: Metamorpho (DC, 2005 series) #1 |
| Characters | Metamorpho [Rex Mason]; Simon Stagg; Sapphire Stagg; Java; Edifice K. Bulwark |
| Synopsis | Rex Mason must stop the Edifice K. Bulwark, whom Simon Stagg has given identical powers. |
| Genre | superhero |
| Script | Bob Haney |
| Pencils | Joe Orlando |
| Inks | Charles Paris |
| Letters | Stan Starkman |
| Notes | Part 3 |
| Reprinted | In Showcase Presents: Metamorpho (DC, 2005 series) #1 |