Immobilizing effects on Brittle targets have their duration increased by 30% and deal additional magic damage. Ornn's Attacks against Brittle targets knock them back, dealing the additional damage.
Additionally, Ornn's basic attacks against Brittle enemies Airborne icon knock them back a short distance. Ornn's and allies' immobilizing effects against Brittle enemies will consume the debuff to deal bonus magic damage equal to 10% − 18% (based on Ornn's level) of the target's maximum health, capped at 250 against monsters, and cause the crowd control to last 30% longer (if applicable).