{G/W}: This creature becomes a Kithkin Scout with base power and toughness 2/3.

{G/W}{G/W}: If this creature is a Scout, it becomes a Kithkin Soldier with base power and toughness 4/5.

{G/W}{G/W}{G/W}: If this creature is a Soldier, it becomes a Kithkin Avatar with base power and toughness 7/8 and protection from each of your opponents.