We still get carried by like pillars of creation/Khadgar/Illidan/Velen, or even Malfurion/Ysera, doing the things maybe not so directly, but even Gul'dan needed power from Eye of aman'thul.
They can easily make us more " weak " without all the crazy named items and helping npcs even if many of them are dead right now.
7.3 is too early to know the actual raid encounter story/help we get.