Please point out legendary items that have procs That are based of dealing direct multiple AOE effects. Also these legendaries Must have no internal cooldowns so they become so overpowered that the could become abusive under the system. Name one specific legendary which is/was will ever abusive. That is the original summation as to the reason for the Energy twister nerfs.
Check the new hellfire ring.
They shouldn't balancing our skills around it, they should have internal cool down