 Snakebitten | 5 | 2.0 |
| A Snake in the Brass I | 5 | 2.0 |
| A Snake in the Brass II | 5 | 2.0 |
| A Snake in the Brass III | 10 | 2.0 |
| The Mahogany Leaf | 20 | 2.0 |
| In Good Company: Twin Adder I | 5 | 2.0 |
| In Good Company: Twin Adder II | 5 | 2.0 |
| In Good Company: Twin Adder III | 10 | 2.0 |
| The Ironwood Leaf | 20 | 2.0 |
| Feeding the Serpent I | 5 | 2.0 |
| Feeding the Serpent II | 5 | 2.0 |
| Feeding the Serpent III | 10 | 2.0 |
| The Sycamore Leaf | 20 | 2.0 |
| To Each According to His Need: Twin Adder I | 5 | 2.0 |
| To Each According to His Need: Twin Adder II | 5 | 2.0 |
| To Each According to His Need: Twin Adder III | 10 | 2.0 |
| The Willow Leaf | 20 | 2.0 |
| In the Yellow I | 5 | 2.1 |
| In the Yellow II | 5 | 2.1 |
| In the Yellow III | 10 | 2.1 |
| Bump on a Log: Order of the Twin Adder | 20 | 2.1 |