Can any1 remind me why lee sin's ult is broken af?

really, get ur game together balance team

Resourceless Amazing AoE Base Damage (200/400/600) AND Scaling (+200% Bonus AD) Percentage Health Damage (I laugh at the fact they added this) Long Range Knockback Knock Up Low CD (90 / 75 / 60 Seconds) Can be used to peel. Can be used to engage. Can be used to disengage. All into ONE ability, this is can literally

remove his spelwamp or % bonus dmg PLS

bonus video: https://www.youtube.com/watch?v=8pqoO5qIplU