Evolution three - in example, the Starter evolves into a First Stage Evolution. Then to a Second [and presumably final]. Then, hypothetically, a Third Stage Evolution (Evolution Three). So there would be four pokemon in a row : D .
As a side-note, people keep complaining that they don't want the duck because it's not reptilian. Technically all avians ARE reptiles--just a highly successful and specialized group. So a leaf duck would still count :V .
As a side-note, people keep complaining that they don't want the duck because it's not reptilian. Technically all avians ARE reptiles--just a highly successful and specialized group. So a leaf duck would still count :V .