True Companions has these relationships to other tropes:

parents kids shares a parent with:
The Power Of Friendship
The Team
Band Of Brothers
Blood Brothers
Fire Forged Friends
Honorary True Companion
parent child
The Power Of FriendshipDefusing The Tyke Bomb
The TeamThe Squad
''Badass Crew
''Power Trio
''Band Of Brothers
''Dream Team
''First Contact Team
''Player Party
''Amazon Brigade
''Five Man Band
''Sibling Team
''Ragtag Bunch Of Misfits
You'll need to Get Known if you want to add or modify these relationships.