Side Quest has these relationships to other tropes:

parents kids shares a parent with:
Narrative Filigree
Bonus Boss
Bonus Dungeon
Cartography Sidequest
Collection Sidequest
Escort Mission
Fetch Quest
Gladiator Subquest
Irrelevant Sidequest
Loads And Loads Of Sidequests
Mass Monster Slaughter Sidequest
Romance Sidequest
Sidequest Sidestory
That One Sidequest
Twenty Bear Asses
parent child
Narrative FiligreeSidequest
You'll need to Get Known if you want to add or modify these relationships.