How to balance a champion

So here we go guys Who are 3 other ninjas beside Zed: What do these Ninjas seek? Balance Who are their enemy: Therefore is an enemy of Balance and if we want true Balance we must destroy How do we destroy By nerfing However will probably be strong even after the nerfs What can we do??? Buff and then =

Tl;dr: If we want Balance, we must nerf Zed. However, Zed will still be strong. The balance scale would still be towards Zed what should we do? Buff Shen to balance the scale.