King of Atlantis, Aquaman's half-brother and rival
Atlanna's history links Orm to Arthur and the succession conflict.
Orm and Arthur are half-brothers because they share Atlanna as their mother.
Their arranged political relationship collapses because of Orm's ambitions.
Mera is identified as Orm's betrothed, but she refuses to aid his war against the surface.
Their family connection intensifies their political and physical rivalry.
Orm is identified as Arthur's younger half-brother through their shared mother, Atlanna.
Orm uses Nereus's military and political support.
Orm persuades Nereus to join forces in uniting Atlantis and destroying the surface world.
Orm instrumentalizes David as a covert operative.
Orm is revealed to have hired David and Jesse to hijack the submarine and help create support for war.
Orm suppresses Vulko because of his loyalty to Arthur.
Orm imprisons Vulko after Vulko supports Arthur's search for the Trident.
Explore the full interactive character relationship map of Aquaman
Related entry on Wikidata (Q2096398), public domain (CC0).