Randuin's Omen is a finished item in League of Legends.
- If the attack is a normal critical strike it will do 160% of the enemy's AD, instead of 200%. If the enemy also has the damage will be 200% of the enemy's AD, instead of 250%, thus nullifying the bonus critical damage of .
- attack speed. The attack speed slow on , and do not stack with each other, however they do stack multiplicatively with for a combined 27.75% attack speed slow. , , , and are the only items that can reduce
- critical strike damage reduction does not apply to ability damage, even if the abilities use the critical strike damage symbol to indicate bonus damage (e.g. hitting single targets, or right after the target is hit by a fully-formed or ).
- Champions who use the active of will have their channeling abilities canceled.
- Critical strike chance like , , and . is a strong counter against basic attackers that stack well on
- 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.
- Starter items
- Basic items
- Advanced items
- Finished items
- Removed items