Biggest Nerf in LoL history (nostalgic <3)

Well just heard this today i remembered so much of things and i gotta say that this is the biggest nerf in LoL history https://www.youtube.com/watch?v=WIOh512j8XM : the times when last pick was always forced to support,Bann Kassadin,League of Legends RIP 2009-2014 :( old LoL Will be missed by me. i dont knoW about you guys.