So apparently some clans are allowed custom banners : r/DestinyTheGame
Destiny 2: Clan erstellen, finden und beitreten - so geht's | Eurogamer.de
Destiny 2 How to Level Up Clans and Earn Rewards
Destiny 2: Clan erstellen, suchen oder beitreten - FAQ und Infos
Paul Tassi on Twitter: "today I learned about "clan staves"" / Twitter
Destiny |OT44| A Community in Discord | Page 253 | NeoGAF
Destiny 2 guide: Clan rewards - Polygon
Clan Banner Fashion Show! : r/DestinyTheGame
Destiny 2 Clan Banner Creator | AllGamers
Clan Banners (I want to see yours) : r/DestinyTheGame
Destiny 2 Clan Set-up
Clan Banners (I want to see yours) : r/DestinyTheGame
JSON Key Missing from clanbanner_sql_content in Manifest · Issue #125 · Bungie-net/api · GitHub
Destiny 2: Clan erstellen, Belohnungen und mehr
توییتر \ RYNO در توییتر: «Flying the Clan Banner high & Proud Thanks to everyone who makes @405th awesome! 😊 #BuildYourCharacter #Destiny2 #Cosplay #Propbuilder https://t.co/jKMXC2u0Ef»
Avalanche UK Destiny 2 Custom clan banner" submitted by benedfit > Community | Bungie.net
How to Make a Clan in Destiny 2, and Where to Go from There | Digital Trends