Older Alter Ego has these relationships to other tropes:

parents kids shares a parent with:
Shape Shifting
parent child
Shape ShiftingDual Age Modes
''Involuntary Shapeshifter
''Our Werebeasts Are Different
''Skin Walker
''Swiss Army Hero
''Voluntary Shapeshifting
''Painful Transformation
''Shape Shifter Mashup
ShapeshiftingPartial Transformation
You'll need to Get Known if you want to add or modify these relationships.