User blog comment:Matheus1234zx/Arrow, The Flash, Supergirl and Legends of Tomorrow renewed/@comment-27673963-20180403032632/@comment-27700324-20180403214256

Also everything about each season is the same. I made a list blog about it remember?

So after changing the formula and having Barry not fight a speedster in Season 4, he'll fight another speedster in Season 5 who has a personal vendetta against Barry.