The Summation has these relationships to other tropes:

parents kids shares a parent with:
The Reveal
Summation Gathering
parent child
The RevealLuke I Am Your Father
''I Am Who
''Nonhuman Lover Reveal
''The Man Behind The Man
''Hijacked By Ganon
''Wing Pull
''Resemblance Reveal
''Stranger Behind The Mask
''Liar Revealed
You'll need to Get Known if you want to add or modify these relationships.