Passive: Immobilizing an enemy champion grants you a static 45 (+ 75% bonus armor) bonus armor and 45 (+ 75% bonus magic resistance) bonus magic resistance for 2.5 seconds. The bonus resistances are each capped at 80 – 150 (based on level).
After the duration, you release a shockwave that deals 25 – 120 (based on level) (+ 8% of your bonus health) magic damage to enemy champions and monsters within a ◎ 350 radius.