- is gold efficient without its active and passive.
- critical strike damage reduction against abilities only applies for those that act like a basic attack (i.e ) and those that grant modified damage (i.e ). It doesn't apply for those that only deal bonus damage (i.e , but note that it still applies for the base damage).
- active shoots individual missiles to affected targets.
- bears the crest of Demacia's Dynasty.
- Riot Games Inc. employee Robin 'Randuin' Liao. is named after former
- Randuin's Omen active effect's debuff is named Black Omen, possibly a reference to the floating palace bearing the same name from the game Chrono Trigger.
- Randuin's Omen is the only item that specifically reduces the amount of damage taken from critical strikes.